Erica has \$30.00$30.00dollar sign, 30, point, 00 saved and receives an allowance of \$10.00$10.00dollar sign, 10, point, 00 each week.

Answers

Answer 1

Answer:

BB

Step-by-step explanation: Because I did it

Answer 2

Answer: A

Step-by-step explanation:


Related Questions

How do you write 48,600,000 in scientific notation?

Answers

Answer:

4.86·10⁷

Step-by-step explanation:

Answer:

4.86 x10^7

Step-by-step explanation:

1. Must be between 1 and 10, the number cannot be 10.

2. Count decimal places to get to the dot.

3. That will be the power at the top of the 10.

4. If number is small, that power will be negative, but positive if number is big. E.g. 0.0001 (small) & 10000 (big)

4.86 x10^7

Hope this helps!

determine the equation of a line that is parallel to the line 2x-3y=12 and passes through the point with coordinates (9,0)

Answers

Answer:

5x + 24y =45. (9,0)

5×9 +24×0 = 45

45 =45

Please mark my answer the brainliest and rate me 5 star and follow me .

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Find the height of a rectangular prism
with surface area of 286 square inches and a
base measuring 7 x 9 inches

Answers

The answer is: Height= 4.5

Write the slope intercept form of the equation of each line.

Answers

Answer:

The answer is y=(-2x)-5

helppp please please helpppp

Answers

ANSWER is 5v+2b=117
Explanation i just know

ABC  DEF. The area of DEF is given. Find the area of ABC.

Answers

Answer:

C

Step-by-step explanation:

They are similar shapes, using the scale factor

60/12 = 5

Using the scale factor, divide it by the area of the big shape

1200/5 = 240

The answer is C (240)

Answer:

d

Step-by-step explanation:

In ∆XYZ, XY=14, YZ=22, and XZ=28. What is the measure of angle Z to the nearest degree?

Answers

ANSWER 33°

im hoping this helps i looked it up and this is what i got

3(x-6)-8x+-2+5(2x +1)

Answers

Answer:

See below.

Step-by-step explanation:

3x-18-8x-2+10x+5

Combine like terms.

3x-8x+10x

5x

-18-2+5

-15

5x-15

-hope it helps

Find all real solutions Tan pi/3 x-3=0

Answers

Step-by-step explanation:

If the question is like this,

[tex] \tan( \frac{\pi}{3}x - 3 ) = 0[/tex]

We take the arc tan of both sides.

[tex] \tan( - 1) ( \tan( \frac{\pi}{3}x - 3 ) = \tan {}^{ - 1} ( {}^{ }0 ) [/tex]

[tex] \frac{\pi}{3} x - 3 = 0[/tex]

[tex] \frac{\pi}{3} x = 3[/tex]

[tex] = \frac{9}{\pi} [/tex]

Since the period of a tan function, is pi, we divide pi by pi/3 since pi/3is the coeffeicent of the x variable

[tex] \frac{\pi}{ \frac{\pi}{3} } = 3[/tex]

So the answer is

[tex] \frac{9}{\pi} + 3n[/tex]

If this the question,

[tex] \tan( \frac{\pi}{3} x) = 3[/tex]

[tex] \frac{\pi}{3} x = 1.249[/tex]

[tex]x = \frac{3.747}{\pi} [/tex]

The period is once again 3 so we have

[tex] \frac{3.747}{\pi} + 3n[/tex]

where n is a interger.

Which of the following functions has an initial value of 0 and a rate of change of 3?

Answers

the answer is D. the y intercept is 0 and the slope is 3

The following function has an initial value of 0 and a rate of change of 3 will be y = 3x and it is shown in option (D) hence option (D) will be the correct answer.

How to graph a function?

Drawing the graph of the appropriate function is the process of graphing a function.

Graphing simple functions like linear, quadratic, etc. is fairly easy, complex functions like rational, exponential, etc. require some skill and comprehension of certain mathematical thinking.

In other words graph of a function is a grammatical representation in the coordinate geometry.

Given that the function has a rate of change as 3

We know the rate of change is nothing but derivative so

dy\dx  = 3

dy = 3dx

by integration

y = 3x + c now given that the initial value is zero so by putting x and y as 0.

c = 0

So the function is y = 3x so it is That the option (D) has the same behavior.

For more information about the graph of a function

https://brainly.com/question/27757761

#SPJ2

GIVING BRAINLIEST NEED THIS RLLY SOON THANKS!

Answers

Answer:

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

Step-by-step explanation:

the first thing to note is that when you subtract a negative it is essentially adding

so your question is essential asking

write a statement involving one negative number or fraction added to another number or fraction

but you must write it like this

a - (-b) = -4/3

-5/3 - (-1/3) is essentially just -5/3 + 1/3

you can also write -5/3 as -1 2/3

this gives you -4/3

this is one of the many possible answers

if RST is an equilateral triangle, find x and the measure of each side.
S 12x - 22 R 10x - 6 T 7x + 18
O X=8
O X=6
O X=4
O X=2​

Answers

Answer:

x = 8

Step-by-step explanation:

In equilateral, the length of the sides are equal.

12x - 22 = 10x - 6

Add 22 to both the sides

12x  = 10x - 6 + 22

12x = 10x + 16

Subtract '10x' from  both sides,

12x -10x = 16

2x = 16

Divide both sides by 2

x = 16/2

x = 8

Peter is the owner of a hotel. He has found that when he charges the nightly cost of $139, the average occupancy is 275. In addition, Peter has found that with every $10 increase in the average nightly cost, the hotel occupancy decreases by an average of 22.

Which of the following functions describes the hotel's profit in terms of x, the number of $10 increases over $139?

Answers

Answer:

Without price increase, Cost/night = $119

Average occupancy = 372 The revenue will be 119*372 = $44,268

For every $15 price increase, the occupancy decreases by 25. Therefore with x price increases, The revenue will be $(119 + 15x)*(372 25x)

Cost/night = $119 + 15x Occupancy = 372 - 25x

Answer:

The nightly cost with x $15 price increases is $119 + 15x.

What single percentage change is equivalent to a 9% increase followed by a 17% increase? ​

Answers

Answer:

27.53%

Step-by-step explanation:

Initial number = 100

9% increase

100*1.09= 109

17% increase

109*1.17= 127.53

The difference with the initial number is:

127.53 - 100 = 27.53

27.53/100*100% = 27.53%

This is the single percentage change

Find the Volume of the cone

Answers

Answer:

Volume = 108π

Step-by-step explanation:

[tex]Volume of Cone =\frac{1}{3} \pi r^{2} h=\frac{1}{3} \pi* 6^{2} *9=108\pi[/tex]

108. 9x12=108. The cone is 9 by 12, and volume means multiply. That is base x height.

How many solutions does the system of equations below have?
y = 3x + 4
y+ 6 = 3x
O A. Exactly 1 solution
O B. More than 1 solution
O C. At least 1 solution
O D. No solution

Answers

Answer:

No solution

Step-by-step explanation:

Let's solve your system by substitution.

y=3x+4;y+6=3x

Step: Solvey=3x+4for y:

y=3x+4

Step: Substitute3x+4foryiny+6=3x:

y+6=3x

3x+4+6=3x

3x+10=3x(Simplify both sides of the equation)

3x+10+−3x=3x+−3x(Add -3x to both sides)

10=0

10+−10=0+−10(Add -10 to both sides)

0=−10

Answer:

No solutions.

the price has changed from $120 to $75. by how many percent did it chnage

Answers

The price changed by -37.5%

Can you please answer these 3 questions

Answers

4. P=(L x W) 2
(11 x 8.5) 2 = 187

5. 25 x 4=100
100/12= 8.3
(I’m not 100% sure on this one)

For question 6, what are units of the triangle?

Find the inverse of f(x)=2x+1/x+6​

Answers

Answer: Look at the screenshot, hope this helps yw.

Step-by-step explanation:

What is X? its just lines,

Answers

Answer:

x= 8

Step-by-step explanation:
Angles ∠LPJ and ∠MPK are equal to each other

So ∠LPJ = [tex](3x+12)[/tex]

We can add angles ∠LPJ and angle ∠JPQ for a total of 90 degrees

Now with the below equation set up, you can solve for X.

[tex](3x+12)+(9x-18)=90[/tex]
[tex]12x -6 = 90[/tex]
[tex]12x = 96[/tex]
[tex]x=8[/tex]

The bill for a pizza and soda was $20. You want to leave a 15% tip. What will be the total amount paid for the bill?

Answers

Answer:

23

Step-by-step explanation:

20 *.15=3

20+3=23

Answer: 23

Step-by-step explanation:

20 X 0.15= 3

20 plus 3= 23

23 dollars :)

What does this image show? A) How to add. B) Information about exponential notation. C) Bow to multiply and divide. Will Mark Brainliest if answered correctly. ​

Answers

Answer:

B) Information about exponential notation

Step-by-step explanation:

The information on the page is about exponential notation, therefore option (B) is the most suitable.

If M is a midpoint of line CD and MD = 27. Find the length of CD. (Hint: Draw a picture)

Answers

Please mark my answer the brainliest and rate me 5 star and follow me.

please please please please please please

How do you simplify without using a calculator (-5)(7)+4×5​

Answers

Answer:

-15 Is the answer

Step-by-step explanation:

(-5)(7)+4×5​

= -15

(-5)(7) + 4×5 = -15/1 = -15

Multiple: -5 * 7 = -35

Multiple: 4 * 5 = 20

Add: the result of step No. 1 + the result of step No. 2 = -35 + 20 = -15

Hope this helps.

PLEASE PLEASE HELPPPPPPP WILL GIVE BRAINLY + POINTS

Modeling Mitosis and Meiosis
Table 1: Cell cycle and mitosis in fruit flies

Step Number of Cells Number of chromosomes in each nucleus Number of
homologous pairs in each nucleus
Interphase

Cytokinesis



Table 2: Cell cycle and mitosis in humans

Step Number of Cells Number of chromosomes in each nucleus Number of
homologous pairs in each nucleus
Interphase

Cytokinesis


Table 3: Meiosis

Step Number of cells Number of chromosomes in each cell Number of
homologous pairs in each cell Diploid or haploid number?
Start of Meiosis

End of Meiosis I

End of Meiosis II

Answers

Answer:

Amount of chromosones human have is 46

Step-by-step explanation:

23 from ur father 23 from your mother

I'm not sure i understand your questions though

Erin was not feeling well. She knows a normal temperature
is 98.6°F. Her temperature is 98.6°F.Write an equation that compares her temperature. and normal
temperature
Name the property represented by the equation.

Answers

Answer:

Reflexive property of equality

Step-by-step explanation:

98.6 = 98.6

triangles abd and ace are similar

Answers

Answer:

abd = ace? there is not enough context maybe you are missing an image that we need but this is the only feasible way I can use abd and ace are similar

Step-by-step explanation:

Jessica buys a coat online for $70. If shipping and handling are an additional 20% of the price, how much shipping and handling will Jessica pay?​

Answers

Answer:

$14 in shipping and handling

Step-by-step explanation:

20 percent as a decimal is .2, so multiply 70 by .2 to determine what twenty percent of 70 is. You should get 14, which is how much shipping and handling she will pay.

Hopefully this helps- let me know if you have any questions!

let f(x) = -2x -7 and g(x) = -4x+3. Find (f.g) (-5)

Answers

Answer:

-53

Step-by-step explanation:

I assume your question is asking for x = -5 when (f.g).

Simply plug in the equation g(x) into the variable x of the f(x) function.

[tex](fog) = -2(-4x+3)-7[/tex]

Plug in x = -5 and the answer will be -53.

What’s the answer for this?

Answers

Answer:

$21.11

Step-by-step explanation:

Initial $15.00

After 1 year, $15.00 * (1 + 5%) = $15.00 * 1.05

After 2 years, $15.00 * 1.05 * (1 + 5%) = $15.00 * 1.05²

After 7 days: $15.00 * 1.05⁷ = $21.11

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