Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. Solve for x. 7x = 42

Answers

Answer 1
7x = 42

Isolate the x. So divide x and 42 by 7.

x = 6.
Answer 2

An equation is formed of two equal expressions. The value of x in the given equation is equal to 6.

What is an equation?

An equation is formed when two equal expressions are equated together with the help of an equal sign '='.

The given equation can be solved for x as shown below.

7x = 42

Divide both the sides of the equation by 7,

7x / 7 = 42/ 7

Simplifying both sides of the equation,

x = 6

Hence, the value of x in the given equation is equal to 6.

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Related Questions

Tell whether the ratios form a proportion. 3/7 , 12/21

Answers

Answer:

The answer is No, they aren't proportionate

Step-by-step explanation:

Answer:

They are not.

Step-by-step explanation:

Please Please Please help !!

Answers

Answer:

g(x) = x - 7

Step-by-step explanation:

g(x) is the same as saying "y".

you need to move the y-intercept down 7 units, therefore putting the term - 7 into the expression.

Answer:

g(x) = x-7

Step-by-step explanation:

First find f(x)

f(x) is the function  y =x

f(x) = x

g(x) = f(x) + C  C < 0 moves it down

We want to move it down 7 units

g(x) = f(x)  -7

g(x) = x-7

Solve by factoring:

5x^2 + 19x + 12 = 0

Answers

When solving polynomial equations, first set the equation

equal to zero, then check for a Greatest Common Factor.

Since there is no greatest common factor, this will make life a

little bit more difficult because we will have to factor the trinomial.

First, find all possible factors for constant term.

I have listed these in red below.

Make sure to reverse the factors since in each binomial,

the first term is different so we need to reverse the factors.

The factors of 5x² will just be 5x and z.

After finding factors for the constant and the leading

coefficient for your trinomial, we can eliminate some factors.

If you have an odd coefficient on the middle term,

you can eliminate any pairs of even factors.

So the group I crossed out in purple below will be eliminated.

Another strategy is to use factors a little closer together.

So I would go with the 4 and 3 group.

Surely enough, our trinomial does factor with the 4 and 3.

Now set the factored trinomial equal to 0.

Then use zero product property and you have your answer.

Answer:

-0.27

Step-by-step explanation:

5x^2=25x

25x+19x=44x

44x+12=0

     -12=0-12

44x=-12

44x/44=-12/44

x=-0.27

A vertex can represent
a person, object, location, or number
a variable or a pathway
a point, and nothing more

Answers

A point, and nothing more

Describe AND correct the error below.
17 + (-31) = -48

Answers

Answer:

the positive 17 is the problem. so it should be: -17 + (-31) = -48

Step-by-step explanation:

if 17 is positive, the equation is just: -14 = -48 (which isnt correct)

-17 + (-31) = -48 HOPE THIS HELPED:)

Help me I will give brainliest to you, help me

Answers

Answer:

1) 46 cases to 1 min

2) 50 cans to 1 min

3) Cans are made faster

Step-by-step explanation:

1) 2 min per 92 cases so that's 2/2 and 92/2  which is 1 to 46

2) Now canned juice is as it shows in the graph as 50 cans per min.

3) 50 cans can be made in a min while only 46 cases can be made in a min.

7) Tom is deciding whether or not he should become a member of the gymſto use their basketball courts. The
membership cost is $135. Members pay $2 to rent out the basketball courts. Non-members can rent the court also, but
they have to pay $11 each time. How many times would Tom need to rent the court in order for it be cheaper to be a
member than a non member?

Answers

Answer:

15 times for it to be equal, 15+ to be cheaper

Step-by-step explanation:

135+2x=11x

135=9x

135/9=x

15=x

135+2(15)=165$

11(15)=165$

Answer:

16 times

Step-by-step explanation:

Create an inequality where x represents the number of times he rents out the court:

2x + 135 < 11x

Solve for x:

135 < 9x

15 < x

So, Tom would have to rent the court out 16 times for it to be cheaper

Kenji earned the test scores below in English class.

79, 91, 93, 85, 86, and 88

What are the mean and median of his test scores?
A. Mean: 79; Median: 93
B. Mean: 87; Median: 93
C. Mean: 87; Median: 87
D. Mean: 93; Median: 87

Answers

Answer:

C

Step-by-step explanation:

Mean is all the numbers divided by the amount of numbers listed and Median is what ever number is in the middle (when in order of value). when there's not a exact middle number u add the two numbers in the middle and divide it by two

A rectangle has sides that measure 12x + 7 units long and 9x+ 11 units long. What is the expression that represents the perimeter of the rectangle?​

Answers

Answer: P= 2{(12x+7) + (9x+11)} or 42x + 36

Step-by-step explanation:

The formula for the perimeter of a rectangle is P=2(l+w)

P= 2{(12x+7) + (9x+11)}

Simplified to 42x + 36

change 37/7 to mixed fraction​

Answers

Answer:

5 2/7

Step-by-step explanation:

First, we can find how many whole 7's would fit into 37.

We find that five 7's fit into 37.

5*7=35

37-35=2

So, our mixed number is 5 2/7

Given
m2 ABD is a straight angle.
m ABC = 8x - 41°
mZCBD = 9x + 17°
Find m2CBD:
А
B
D

Answers

Answer:

  ∠CBD = 125°

Step-by-step explanation:

The angle sum theorem tells you that ...

  ∠ABC +∠CBD = ∠ABD

  8x -41° +9x +17° = 180° . . . . . . a "straight angle" has a measure of 180°

  17x -24° = 180° . . . simpify

  17x = 204° . . . . . . add 24°

  x = 12° . . . . . . . . . . divide by 17

Now the measures of the angles can be found from their expressions.

  ∠ABC = 8(12) -41° = 55°

  ∠CBD = 9(12) +17° = 125°

WILL GIVE BRAINLY What is the area of this triangle? Enter your answer as a decimal in the box. Round only your final answer to the nearest tenth. ___cm²

Answers

Answer:

K = 13.15 cm^2

Step-by-step explanation:

Sides:

a = 8 cm

b = 3.75631 cm

c = 7 cm

Angles:

A = 90.9699 °

B = 28 °

C = 61.0301 °

Other:

P = 18.7563 cm

s = 9.37816 cm

K = 13.1452 cm^2

r = 1.40168 cm

R = 4.00057 cm

Agenda: A = angle A

B = angle B

C = angle C

a = side a

b = side b

c = side c

P = perimeter

s = semi-perimeter

K = area

r = radius of inscribed circle

R = radius of circumscribed circle

Select either relation (if the set is a relation but not a function), function (if the set is both a relation and a functions, or
neither (if the set is not a relation).
F=[lxy) x+y=10)

Answers

Answer:

I believe the answer is function

Step-by-step explanation:

The gravitational potential energy, ‘G’ of an object is directly proportional to its height, ‘h’ above
the surface of Earth. When the object is at a height of 40 meters above Earth, its gravitational
potential energy is 2200 joules. Find
I. An equation connecting G and h.
II. The gravitational potential energy of the object when it is at a height of 22 meters above the
surface of Earth.
III. The height of the object above the surface of Earth when it has a gravitational potential
energy of 3025 joules.

Answers

Answer:

see explanation

Step-by-step explanation:

Given that G is directly proportional to h then the equation relating them is

G = kh ← k is the constant of proportion

To find k use the condition h = 40 when G = 2200, then

2200 = 40k ( divide both sides by 40 )

55 = k

1

G = 55h ← equation of proportion

11

When h = 22, then

G = 55 × 22 = 1210 joules

111

When G = 3025, then

3025 = 55h ( divide both sides by 55 )

h = 55 m

What are some objects that could be used to represent points, lines, and planes?

Answers

Answer:

Examples of a plane would be: a desktop, the chalkboard/whiteboard, a piece of paper, a TV screen, window, wall or a door. Examples of lines would be:

To solve such examples of we need to know about points, lines, and planes.

Point

A Point can be described as an exact location in space but it has no size. A point is represented by a dot which shows the point in pictures and diagrams.

In the diagram, a line is represented by a capital letter with an arrow on the letters, such as [tex]\underset{AB}{\rightarrow}[/tex].

The examples of a point are a ball, a ball bearing, pin location on a map, etc.

Line

A line is drawn when an infinite number of dots are connected together in both directions extended forever.

Examples of a line are a thread string, a wire, etc.

Plane

A plane is drawn when an Infinitely number of intersecting lines extend forever in all directions.

In the diagram, a point is represented by a dot with capital letters.

Examples of a plane are a blackboard, a movie screen, etc.

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Sherie bought a beach towel that normally costs $44 but was on sale for half price. She also bought a beach hat that was on sale for $12 off. Before tax, her total cost was $38. What was the regular price of the beach hat?
$22
$28
$48
$56

Answers

Answer:

$28

Step-by-step explanation:

The towel was $44 but at 1/2 off would be $22.

Her total cost was $38 so we subtract $22 from $38 to find how much she paid for the beach hat.

$38-$22 = $16

We add $12 to $16 to find the original price of the hat.

$16+$12 = $28

Answer:

$28

Step-by-step explanation:

Let f(x) = 7x - 13. Find f1(x).

Answers

Answer:

-20

Step-by-step explanation:

f(-1) = 7(-1) - 13

f(-1) = -20

I need help with math! I don't understand it. Can someone show me step by step.

Answers

Answer:

7) refer to d=rt triangle so answer is t= d/r

8) rearrange by dividing so it should be PV/nR = T

9) move 5r to  other side which become 2p = q - 5r then divide by 2. final answer is p = q-5r/2

10) multiply both side by b/1 so b got cancel on left side

right side become c(b/1) which is same as cb

then you divide both side by c to isolate b on the right side

final answer is a/c=b

Solve the equation for y. 2y=8​

Answers

Answer:

four

Step-by-step explanation:

2(4)=8

In Alaska, the temperature can get cold really quickly. Yesterday, the temperature dropped 3° (° means degrees) for 9 straight hours. How would you find the temperature in Alaska after 9 hrs.?

Answers

Answer:

Step-by-step explanation:

Idk

the quotient of 8 and the cube of a number

Answers

Answer: [tex]\frac{8}{n^{3} }[/tex]

Step-by-step explanation:

 the quotient of 8  and the cube of a number is 8 divided by the number cubed  where n is the number.


True or False: The absolute value of a number is always positive, no matter what number you choose.

Answers

Answer:

Yes, it's always positive

Answer:

true

Step-by-step explanation:

it's just the distance from zero so it has to be positive either you go negative or positive!

You start at (1,0) And move down 2 units and left 4 units where do you end

Answers

Answer:

(-3,-2)

Step-by-step explanation:

Starting at the point (1, 0)

Now we move don 2 units (so the y-value reduces in two units) making now the point (1,0-2)  which is (1, -2)

then we move to the left 4 units (so the x-value has now to be decreased in 4 units) making the point: (1-4, -2) which is (-3, -2)

Answer:

It would be -2,4.

Step-by-step explanation:

you start at (1,0) and go down 2 to -2 then left 4 you would land on -2,4

Please, help me I’m so dumb

Answers

Answer:

14036

Step-by-step explanation:

You know that 9 = 10 - 1.

Then 9 of something is equal to 10 of it less one of it. Here, that "something" is four.

  [tex]\begin{array}{cl}9\times4&=10\text{ fours}-\boxed{1}\text{ four}\\&=\boxed{40}-4\\&=\boxed{36}\end{array}[/tex]

_____

Comment on this math

This illustrates a shortcut for multiplying by 9 that can be convenient for mental arithmetic. The idea is to multiply by 10, which just involves adding 0 (or moving the decimal point), then subtract the original number.

Kim's class voted on a location for a field trip. • 3/8of the class voted for the science museum. • 3/16 of the class voted for the water park. The rest of the class voted for the zoo. What fraction of the class voted for the zoo?

Answers

7/16 of the class voted on the zoo

what is the length of the segment ĀB

Answers

Answer: 12

Step-by-step explanation: 7+5

In the diagram, NQ is a diameter of R, mMN= (6x+33), and mNP= (5+10x). Find mMP

Answers

Answer:

MP=150

Step-by-step explanation:

MP= MN+NP

6x+33=5+10x ( NQ is the diameter)

33-5=10x-6x

28=4x

x=28/4=7

MP= MN+NP

MP=6(7)+33+5+10(7)

MP=42+38+70

MP=150

Find the perimeter to this irregular shape.

Answers

Answer:23 mm

Step-by-step explanation:

add both 15 and 8 because they are as long as the one on the bottom

Answer:

70

Step-by-step explanation:

find the small unknown side by subtracting the two sides across from it. 12-7=5. add the 15 and 8 for the big unknown side. 15+8=23. add all the sides. 12+15+7+8+5+23=70

if anyone could please help fast i will mark as brainiest

Answers

Answer:

[tex]\large\boxed{x^{36}}[/tex]

Step-by-step explanation:

Consider the properties:

[tex]\boxed{(x^a)^b=x^{a\cdot b}}[/tex]

[tex]\boxed{x^a \cdot x^b=x^{a+b}}[/tex]

[tex]\therefore (x^3)^6 \cdot (x^2)^9= x^{18} \cdot x^{18}= x^{36}[/tex]

Answer is 36

(x3)6 * (x2)9

x3*6x2*9

(15 points and brainliest) If x = 0 and y < 0, where is the point (x, y) located? A. on the x axis B. on the y axis

Answers

Answer:

On the y axis

Step-by-step explanation:

If x is zero, it automatically has to be on the y axis because x=0 is where the x and y axis intersect.

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