Dora opens a savings account and puts in $ 290 at the start. Every week, she deposits $ 30 in the account. Which type of function would you use to model the relationship between the number of weeks since Dora opened the account, and the amount of money in the account

Answers

Answer 1

Answer:

f(x)=290+30x

Step-by-step explanation:

the 290 is for the money initially put in, the 30 is for the thirty dollars, and the x represents the number of weeks.


Related Questions

What is the best estimate of 687 × 391?

280,000
210,000
240,000
180,000

Answers

[tex]\huge\text{Hey there!}[/tex]

[tex]\huge\textbf{Original equation/problem:}[/tex]

[tex]\mathbf{687\times391}[/tex]

[tex]\mathbf{= 391\times687}[/tex]

[tex]\mathbf{= 268,617}[/tex]

[tex]\huge\textbf{Now, we're going to solve for your}\\\huge\textbf{question:}[/tex]

[tex]\huge\text{Assuming you want us to estimate to the}\\\huge\text{nearest hundred. So we will do so, because}\\\huge\text{it is easier to understand it like that.}[/tex]

[tex]\mathbf{687 \rightarrow 700}\\\mathbf{391\rightarrow 400}[/tex]

[tex]\huge\textbf{New equation:}[/tex]

[tex]\mathbf{700 \times 400}[/tex]

[tex]\mathbf{= 400\times700}[/tex]

[tex]\mathbf{= 280,000}[/tex]

[tex]\huge\text{Therefore, your answer is: \boxed{\mathsf{Option\ A.\ 280,000}}}\huge\checkmark[/tex]

[tex]\huge\text{Good luck on your assignment \& enjoy your day!}[/tex]

~[tex]\frak{Amphitrite1040:)}[/tex]

essential skills test ,The cost of a haircut is $23. How much do 3 haircuts cost?

Answers

Answer:

$69 is correct

hope this helps

Answer: $69

Step-by-step explanation:

multiply 23 and 3

Gayla’s mom bought 9.5 gallons of gas for $21.85 . What is the cost of a gallon of gas?

Answers

Answer:

$2.30

Step-by-step explanation:

A rectangle has vertices at (-2, 1), (3, 1). (3,-2), and (-2,-2).
What is the area of the rectangle?
8 square units
B. 10 square units
O c. 12 square units
O D. 15 square units

Answers

Answer:

C

Step-by-step explanation:

Answer:

D. 15 square units

Step-by-step explanation:

Explanation shown in the screenshots of the graph.

15 mm
4. You are decorating the Red Cross logo
shown for a float in a parade.
a) The Red Cross logo consists of 5 congruent
squares. Find the area of the Red Cross logo.
+
b) You estimate that on average a red carnation
will cover 2 square inches and a red rose will cover
3 square inches. How many roses do you need to
cover the logo on the float?
36 in
c) You are on a budget. Carnations cost $1.00 and
roses cost $1.50. Should you cover the logo with
carnations or roses? Justify your answer.

Answers

Does it have to be a certain length

Find the number k so that 125 is 65% of k

Answers

The value of the  unknown number k with the given percentage is 192.31.

The given parameters;

percentage of the unknown number = 65%result obtained from 65% of k = 125

The original value of the unknown number "k" is calculated by setting up a linear equation as follows;

[tex]k \times 0.65 =125\\\\k = \frac{125}{0.65} \\\\k = 192.31[/tex]

Thus, from the result above we can conclude that the value of the  unknown number "k" is 192.31.

Learn more here:https://brainly.com/question/11215769

which of the following is the inverse of F(x) = 2 x + 3?

Answers

Answer:

[tex]\frac{x-3}{2}[/tex]

Step-by-step explanation:

Central/Inscribed angles pls help with work <3

Answers

Answer:

Step-by-step explanation:

Arc angle KLM will be twice ∠KSM = 210°

Arc angle ML will be 210 - 130 = 80°

Arc angle LMS will be twice ∠LKS = 160°

Arc angle SM will be Arc angle LMS - ML = 160 - 80 = 80°

Marks brother is five years older than mark. Their combined ages add up to 23. How old is mark?

Answers

Answer:Mark would be 11

Step-by-step explanation: If we divide 23 and 2 because there's two people we would get 11.5. Now subtract 11.5 by 5 which is 11. Mark is 11 years old. Good luck!

-2.875 greater than or less than -2 7/8

Answers

Answer:

They are both the same.

Step-by-step explanation:

-2.875

7/8 = 0.875 thus -2 7/8 is equal to -2.875

can someone plz help

Answers

Answer:

77

Step-by-step explanation:

I think that's the answer, lemme know if i'm right.

i really need help on my question!

Answers

Answer:

your answer is C

Step-by-step explanation:

Answer:

20

Step-by-step explanation:

It is asking how many people have MORE than two fish. Not two fish.

15 + 3 + 2 = 20

How much longer is dinner than the slide show?
Slide Show: 4:15 P.M. to 5:10 P.M.
Dinner: 5:30 P.M. to 7:00 P.M.

Answers

Answer:

35

Step-by-step explanation:

7. Solve. *
Tommy had 3 pounds of peanuts. If he split the peanuts up between himself
and his three friends, how many pounds of peanuts would each person gets

Answers

Answer:

0.75 is what they each get.

Step-by-step explanation:

You need to divide 3 by 4.

Find the value of x that makes the equation true.

2 = -x

Answers

9514 1404 393

Answer:

  x = -2

Step-by-step explanation:

Multiply both sides of the equation by -1.

  (-1)(2) = (-1)(-x)

  -2 = x

The value of x that makes the equation true is x = -2.

X:-2 is the answer.

Which expression is equivalent to 3.5 B +4.5+0.5 B -0.5-1.5 B?

Answers

Answer:

+4.5B+0.5B-1.5B+0.5‐0.5+0.5

: Two manufacturers supply paper cups to a catering service. Manufacturer A supplied 100 packages and 5 were damaged. Manufacturer B supplied 50 packages and 3 were damaged. If a package is damaged, find the probability that it came from Manufacturer A.1 I.e., Find probability P(Manu

Answers

If a package is damaged, the probability that it came from Manufacturer A is 62.5%.

Given that two manufacturers supply paper cups to a catering service, and manufacturer A supplied 100 packages and 5 were damaged, while Manufacturer B supplied 50 packages and 3 were damaged, to determine, if a package is damaged, the probability that it came from Manufacturer A, the following calculation must be performed:

5 + 3 = 100 5 = X 5 x 100/8 = X 62.5 = X

Therefore, if a package is damaged, the probability that it came from Manufacturer A is 62.5%.

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Sam has 3 bottles of water. Together Sam and Dave have at most 12 bottles of water. How many bottles of water can Dave have?

Inequality-

ANSWER- ​

Answers

Answer: 9

Step-by-step explanation:

Answer:

4

Step-by-step explanation:

If you divide 12 and 3 you will equal 4

True or false: An absolute value function is an example of a piecewise function.

Answers

Answer:

True

Step-by-step explanation:

An absolute function can be re-written as:

[tex]|x| = \left \{ {{x} \quad \ \ \ \text{if} \ x \geq \ 0\atop {-x} \quad \text{if} \ x < 0} \right.[/tex]

That is the form of a piecewise function.










y=−2x−5
y=2x−2

Answers

Answer:

This doesn't make since.

Step-by-step explanation:

Can someone help me please

Answers

Answer:

$750

Step-by-step explanation:

100% rep $2500

 10% rep $250

30% rep $750

Answer: $750

Step-by-step explanation: If Sonya spent 30% of her total money spent on rent, this means that she spent 30% * 2500 this month. In other words, she spent 0.3 * 2500 or $750.

Would appreciate brainly <3

The population of a large city is gradually moving to outlying metropolitan areas with the decline predicted by the functional equation, P = P,2***
If represents the present population of 1 million and Pis the predicted population in t years, what is an estimate of the city's population five
years from now? Use 2.718 for e.
1,161,816
0 223,164
0 860,721
970,448

Answers

I’m not sure m8 but u gave me some points thanks man

This year, there were 25% fewer sunny days than last year.
The number of sunny days this year is blank% of the number of sunny days last year.

Answers

Please write the full question, you wrote half of the question. If you could write the full one, I could probably be able to answer it

In a bag of 50 marbles, 20 marbles are blue or pink.


What percentage of marbles are blue or pink?


Enter the missing values in the boxes to complete the ratio table.

Thanks.

Answers

Answer:

40%

Step-by-step explanation:

The ratio is 20:50, we can expand to 40:100, so 40%

Amakiri spent N125 for a camera and some film. The camera cost N100 more than
the film. What percent of the cost of the two items did Amakiri spend for the camera?

Answers

Answer:

90%

Step-by-step explanation:

N125 = 2x + N100

2x = N25

x = N12.5

camera = N100 + N12.5 = 112.5

Total = N125

(Camera/Total) x 100 = % spent on camera

(112.5 / 125) x 100 = 90%

HELP ME ASAP!!

Solve the system.
2x - 5y = -8
2x - 5y = 12
Which statement is true?
A. The solution is (1,2).
B. The system has infinitely many solutions.
O C. The system has no solution.

Answers

No answers at all! (C) 2x-5y cannot equal two things at once.

30/5.472 i need to use dividing decimals

Answers

Answer:

18.240

Step-by-step explanation:

Change the divisor 0.3 to a whole number by moving the decimal point 1 places to the right. Then move the decimal point in the dividend the same, 1 places to the right.

We then have the equations:

54.72 ÷ 3 = 18.240

and therefore:

5.472 ÷ 0.3 = 18.240

Both calculated to 3 decimal places.

 1 8. 2 4 0

3 5 4. 7 2 0

− 3        

 2 4      

− 2 4      

   0 7    

 −   6    

     1 2  

   − 1 2  

       0 0

     −   0

         0

a toll box has 10 screw drivers and 6 wrenches Bella puts 8 more wrenches in the tool box how many more wrenches are in the toolbox

Answers

If you are asking how many more are in the box it would be 8 because you added 8 more but in total there are 14 wrenches

Study the visual fraction below.

Answers

Answer:

The answer would be D

Step-by-step explanation:

5 1/3 ÷ 2/3 = 8

16/3 ÷ 2/3 = 8

16 ÷2 = 8

Express (x+5)^2 as a trinomial in standard form.

Answers

Answer:

x² + 10x + 25

Step-by-step explanation:

(x + 5)(x + 5)

using FOIL method

First x•x = x²

Outside x•5 = 5x

Inside 5•x = 5x

Last  5•5 = 25

add like terms together.

Answer:

x^2 + 25 + 10x

= x^2 + 10x + 25

Step-by-step explanation:

( x + 5 )^2

Formula : -

( a + b )^2 = a^2 + b^2 + 2ab

Here,

a = x

b = 5

( x + 5 )^2

= x^2 + 5^2 + 2 ( x ) ( 5 )

= x^2 + 25 + 10x

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