find the equation of line (use exact numbers)​

Find The Equation Of Line (use Exact Numbers)

Answers

Answer 1

Answer:

[tex]y=3x+3[/tex]

Step-by-step explanation:

Use the slope-intercept form:

[tex]y=mx+b[/tex]

m is the slope and b is the y-intercept. The y-intercept is the place where x is equal to 0, and the slope is the change in the y-axis over the change in the x-axis, otherwise known as rise over run ( [tex]\frac{rise}{run}[/tex] ).

If you study the graph, you can see that the line crosses the y-axis at (0,3), so 3 is the y-intercept. Insert into the formula:

[tex]y=mx+3[/tex]

Now find the slope. Use the slope formula:

[tex]\frac{y_{2}-y_{1}}{x_{2}-x_{1}}=\frac{rise}{run}[/tex]

You need two points first. You can use the y-intercept (0,3) and another even point, like (1,6). Insert the values:

[tex](0_{x1},3_{y1})\\(1_{x2},6_{y2})\\\\\frac{6-3}{1-0}=\frac{3}{1}=3[/tex]

The slope is 3. Insert this value:

[tex]y=3x+3[/tex]

:Done


Related Questions

i don’t understand where to start or what to do , help pls .

Answers

Answer:

x = -19

Step-by-step explanation:

For this problem, we simply need to get rid of the fractions so we can easily solve for x.

To get rid of these fractions, we will multiply the whole equation by the LCD which is 2 * 3 = 6.

( x / 2) - ( 1 / 2) = ( 2x / 3) + ( 8 / 3 )

6 * ( x / 2) - 6 * ( 1 / 2) = 6 * (2x / 3) + 6 * ( 8 / 3 )

3x - 3 = 4x + 16

3x - 3x - 3 - 16 = 4x - 3x + 16 - 16

0x - 19 = x + 0

x = - 19

Thus, for the equation to be true, x must be equal to negative 19.

Cheers.

Answer:

Answer= -19

Step-by-step explanation:

x/2 - 1/2 = 2x/3 + 8/3

x-1 / 2 = 2x+8 / 3

(x - 1) × 3 = (2x + 8) × 2

3x - 3 = 4x + 16

3x - 4x = 16 + 3

-x = 19

x = -19.

Thus, the value of x will be -19.

Hope it helps.

Mark it as Brainliest.

please help asap! i need to find the missing coordinate

Answers

Answer:

8 or 32

Step-by-step explanation:

So we are given two coordinates and the length of the segment formed by those coordinates.

To find the unknown coordinate, we can use the distance formula. Let the unknown value be n:

Let's let (-2,n) be x₁ and y₁ and let (-7,20) be x₂ and y₂.

The distance formula is given by the formula:

[tex]d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}[/tex]

Substitute (-2,n) for x₁ and y₁ and (-7,20) for x₂ and y₂. Also, since we already know that the length is 13, substitute it for d. Thus:

[tex](13)=\sqrt{((-7)-(-2))^2+((20)-(n))^2}[/tex]

Do the operations within the parentheses:

[tex]13=\sqrt{(-7+2)^2+(20-n)^2}\\13=\sqrt{(-5)^2+(20-n)^2}[/tex]

Now, square both sides to take out the square root:

[tex](13)^2=(\sqrt{(-5)^2+(20-n)^2})^2[/tex]

Simplify:

[tex]169=(-5)^2+(20-n)^2[/tex]

Square (-5):

[tex]169=25+(20-n)^2[/tex]

Subtract 25 from both sides. The right cancels:

[tex](169)-25=(25+(20-n)^2)-25\\144=(20-n)^2[/tex]

Now, take the square root of both sides.

[tex]\pm\sqrt{144}=\sqrt{(20-n)^2}[/tex]

Simplify:

[tex]\pm12=(20-n)[/tex]

So, we have two solutions:

[tex](12=20-n)\text { or }(-12=20-n)[/tex]

On the left, subtract 20. On the right, also subtract 20:

[tex](-8=-n)\text { or }(-32=-n)[/tex]

Divide both sides by -1:

[tex](n=8)\text{ or } (n=32)[/tex]

So, our two possible answers are 8 or 32.

F(x)= -5x + 10 ................

Answers

Answer:

[tex]f^{-1} (x)=-\frac{x}{5} +2[/tex]

Step-by-step explanation:

hope this helps

if D equals 1 + 4p -6p and C = 1 -p,find an expression that equals 2D -3 C in standard form.​

Answers

Answer:

2(1+4p-6p)-3(1-p)

= 2(1-2p)-3(1-p)

= 2-4p-3(1-p)

= 2-4p-3+3p

= 2-3-4p+3p

= -1-p

I'm not sure if you need the equation or the answer, but here is both.

If the friends collected 32 cans in total, how many more cans were collected by Lisa than by
Seth?

Answers

Answer:

Gina=1/4 of 32=8 cans

Lisa=3/8 of 32 =12

Jen=1/4 of 32=8

Seth=1/8 of 32=4

total cans =32

Lisa collected 12 cans, Seth collected 4 cans

Lisa collected 8 cans more than Seth

Which interval is the solution set to 0.35x – 4.8 < 5.2 – 0.9x?

(–∞, –8)
(–∞, 8)
(–8, ∞)
(8, ∞)

Answers

Answer:

(–∞, 8)

Step-by-step explanation:

Find m<RSQ and m<TSQ

please help <3​

Answers

Answer:

Hey there!

15x-43+8x+18=90

23x-25=90

23x=115

x=5

RSQ=15(5)-43, or 32

TSQ=8x+18, or 58

Let me know if this helps :)

Please find the answers below

Answers

Answer:

option 3 is the correct.....

Step-by-step explanation:

multiplying all the algebraic expressions

volume of cuboid = 3x (x+3)(x+1)

= 3x³ + 12x² + 9x

Which list orders the numbers from least to greatest? -2.4, -1.5, -2 1/4, -3, -1 1/8

Answers

Answer:

-3, -2.4, -2 1/4, -1.5, -1 1/8

Step-by-step explanation:

The bigger the negative number is, the smaller it gets.

Answer:

B

Step-by-step explanation:

edge 2022

Solve for x. -6x+1=-41

Answers

Answer:

[tex] \boxed{ \bold{ \huge{ \boxed{ \sf{x = 7}}}}}[/tex]

Step-by-step explanation:

[tex] \sf{ - 6x + 1 = - 41}[/tex]

Move 7 to right hand side and change it's sign

[tex] \dashrightarrow \sf{ - 6x = - 41 - 1}[/tex]

Calculate

[tex] \dashrightarrow{\sf{ - 6x = - 42}}[/tex]

Divide both sides by -6

[tex] \dashrightarrow{ \sf{ \frac{ - 6x}{ - 6} = \frac{ - 42}{ - 6} }}[/tex]

Calculate

[tex] \dashrightarrow{ \sf{x = 7}}[/tex]

Hope I helped!

Best regards! :D

-6x+1=-41.                                                                     -6x= -42.                                                                   (-6x/6=x) (-42/6=7).                                                     X=7

Iris found a value of 1 64 when she evaluated an expression. Which could have been the expression Iris evaluated? Check all that apply. 2-6 6-4 4-3 (one-half) Superscript negative 5 (one-fourth) Superscript negative 3

Answers

Answer:

A. 2^-6

C. 4^-3

Step-by-step explanation:

Iris found a value of 1/64 when she evaluated an expression.

Which could have been the expression Iris evaluated? Check all that apply.

A. 2^-6

B. 6^-4

C. 4^-3

D. (1/2)^-5

E. (1/4)^-3

A. 2^-6

= 1 / 2^6

= 1 / 2*2*2*2*2*2

= 1 / 64

B. 6^-4

= 1 / 6^4

= 1 / 6*6*6*6

= 1 / 1,296

C. 4^-3

= 1 / 4^3

= 1 / 4*4*4

= 1 / 64

D. (1/2)^-5

= 1 ÷ (1/2)^5

= 1 × 2/1^5

= 2^5

= 2*2*2*2*2

= 32

E. (1/4)^-3

= 1 ÷ (1/4)^3

= 1 × 4/1^3

= 4^3

= 4*4*4

= 64

Options A. 2^-6 and C. 4^-3 are equivalent to 1/64

Answer:

2-6,4-3

Step-by-step explanation:

round off to 2 decimal place
26.8336 = (2d.p)

Answers

Answer:

26.8336 ≈ 26.83

Step-by-step explanation:

If x < 5, then we round down.

If x ≥ 5, then we round up.

2 decimal places is the hundredths place.

26.8336

3 < 5, so we round down

26.83

An airplane has descended 4,000 feet before landing. The integer that represents how many feet the airplane was above the ground before its descent is

Answers

Answer:

8000 feet i think so yeah

I don't know the answer ​

Answers

Answer: (6/18) represents how 6 pounds (lb) of rice costs $18.

Step-by-step explanation: the x axis is labeled as the amount of rice, so the x value, 6 would correspond to that. same thing for the y axis.

A marble is randomly selected from a bag containing three red marbles to blue marbles and three green marbles what is the probability that the selected marble is green

Answers

Answer: 1/3

aka:33.33%

Step-by-step explanation:

3/9=1/3

Find the value of
(64/25)^-1/2
Give your answer as fraction in its simplest form.

Answers

Answer:

√(64/25)^2.

=(8/5)^-1.

1÷8/5.

5/8

Last week Miss Karen had 50 dollars. She went to clean a couple houses and now has
76 dollars. How much money did Miss Karen make cleaning houses?|

This has to be converted into an algebraic expression.
Please help!

Answers

50 + x = 76
x = 76 - 50
x = 26
She made 26$ cleaning houses.

evaluate the following absolute value expression |-6 |

Answers

Answer:

6

Step-by-step explanation:

|-6| = 6

Answer:

6

Step-by-step explanation:

you can also understand absolute value as the distance in the number line from -6 to 0

and that's 0-(-6)

=6

so

|-6|=6

What is the coefficient of the variable in the expression 6 - 4x - 8
+ 2? (2 points)
O 6
O 2
-4
0-8
Question 2
2.nts

Answers

Answer:

-4

Step-by-step explanation:

-4x is a term

Coefficient of variable x = -4

Please help me to solve this!​

Answers

Answer:

A=0 B=4 C=2

Step-by-step explanation:

check your answer in the attached file

hey bros i need ur help dont worry this is not a test just a practice I found online.

Answers

Answer:

k=4

Step-by-step explanation:

euqation of the graph

(1) g(x)= x+3

We have

(2) g(x)=f(x)+k

(3) g(x)=x-1+k

(1) =(3)

x+3 =x -1 + k

-x      -x

3= -1+k

k= 4

(-8)+8-(-7)

answer? please help

Answers

-8 and +8 equal 0 since they cancel out. It's basically 8-8. So that leaves you with 0-(-7). The two negatives make a positive, now you're left with 0+7=7. Your answer is 7. Hope this helps :)

Answer:

[tex]\Huge \boxed{\mathrm{7}}[/tex]

Step-by-step explanation:

[tex](-8)+8-(-7)[/tex]

Distributing the negative sign to the term in the bracket.

[tex]\Rightarrow (-8)+8+7[/tex]

Combining.

[tex]\Rightarrow 7[/tex]

I need ans for Q2, 5 and 7. QUICK PLEASE!!!

Answers

for question #5 the answer is z=27
that’s for question 2 i’m sorry i couldn’t solve (IV)

Can someone answer asapppppp!!!!

Answers

Answer:

Step-by-step explanation:

There are 360 degrees in a circle.

Thus, if a circle turns x degrees, then it will represent x/360 of the entire circle.

Since the rotation represented 1/360 of the entire circle, this means that the measure of the angle must be only 1 degree.

Answer:180

Step-by-step explanation:

An angle turns through n one degree angles is said to have an angle measure of n degrees

What is the simplified form of 4x^-2/(3y)^-3 a. 3y^3/4x^2 b. 108y^3/x^2 c. 108x^2y^3 d. 1/108x^2y^3 Thank you!

Answers

Answer:

b-108y³/x²

Step-by-step explanation:

4x^-2/(3y)^-3

negative exponent in nominator , moves to  denominator and becaomes positive , and vice versa

4(3y)³/x²=4(27y³)/x²

108y³/x²

Need help on this one

Answers

Answer:

3

Step-by-step explanation:

To simplify this expression, we will simply work with the numerator, then the denominator, and then the fraction as a whole, following PEMDAS.

Numerator:  12 - 6 + 5 * (-3)^2

= 12 - 6 + 5 * (9)

= 12 - 6 + 45

= 6 + 45

= 51

Denominator:  17

So our simplified fraction is as follows:

51/17

Which can be reduced to the whole number, 3.

Cheers.

Li uses 8.4 grams of sugar every day in her tea. Sue uses 12.6 grams of sugar every day in her coffee. If Li’s sugar canister contains 128 grams of sugar and Sue’s canister contains 191 grams, in how many days will Li and Sue have the same amount of sugar in their canisters?

Answers

Answer:

15 days

Step-by-step explanation:

a) Li uses = 8.4 grams of sugar every day in her tea.

Li’s sugar canister contains = 128 grams of sugar

Let x be the number of days at which Li uses sugar in her tea

The Equation for Li's sugar usuage =

y = 128 - 8.4x ......... Equation 1

Where y , the quantity of sugar left.

b) Sue uses = 12.6 grams of sugar every day in her coffee.

Sue’s canister contains = 191 grams

Let x be the number of days at which Sue uses sugar in her tea

The Equation for Sue's sugar usuage =

y = 191 - 12.6x .........Equation 2

Where y , the quantity of sugar left.

We are asked in the question, how many days will Li and Sue have the same amount of sugar in their canisters

We would equate both equations to each other.

Equation 1 = Equation 2

y = 128 - 8.4x = y = 191 - 12.6x

128 - 8.4x = 191 - 12.6x

-8.4x + 12.6x = 191 - 128

4.2x = 63

x = 63/4.2

x = 15

15 days

Therefore Li and Sue have the same amount of sugar in their canisters after 15 days.

To confirm

Equation 1 = Equation 2

y = 128 - 8.4x = y = 196 - 12.6 × 15

y = 128 - 8.4 × 15 = y = 196 - 12.6 × 15

y = 128 - 126 = y = 196 - 189

y = 2 = y = 2

Please help! It’s Saturday and I only have this question left on my digital worksheet!

Answers

Answer:

The answer is option C

Step-by-step explanation:

[tex] \frac{ {6}^{ - 3} }{ {6}^{5} } [/tex]

Using the rules of indices

Since the bases are the same and are dividing we subtract the exponents

That's

[tex] \frac{ {a}^{x} }{ {a}^{y} } = {a}^{x - y} [/tex]

So we have

[tex] \frac{ {6}^{ - 3} }{ {6}^{5} } = {6}^{ - 3 - 5} = {6}^{ - 8} [/tex]

Using the rules of indices

[tex] {x}^{ - y} = \frac{1}{ {x}^{y} } [/tex]

So we have the final answer as

[tex] \frac{1}{ {6}^{8} } [/tex]

Hope this helps you

Question 1
1 pts
A cab company does not charge a boarding fee but then has a rate of $8 an hour. What
equation represents this cab company's rate?
Oy - 8 + x
O y = 1/(8x)
O y=8
O y = 8x

Answers

Answer:

y=8x

Step-by-step explanation:

There is no why intercept because there is no additional boarding fee, so the only part of the equation you get is y=mx.  In this equation, that is y=8x, where "x" is the number of hours in the cab, 8 represents the cost per hour, and "y" is the total cost of the entire cab ride.

An energy-efficient lamp can only be used with light bulbs that are 60 watts or less.

Answers

Answer:As long as you don't put a bulb that uses more than 60 watts in that socket you will be fine.

Step-by-step explanation:the energy-saving bulbs that replace a 60-watt incandescent will only use 10 to 15 watts, depending on the actual bulb you buy, and give off the same amount of light.

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