Mia had $40 .then she started to receive $5 a week as allowance .she plans to save all of her money for a bicycle and draws a graph of her planned savings .mia let's × represent the number of weeks she has received her allowance , and y represent her total amount of money .which of the following ordered pairs is on mia's graph ?

$40 + $5 = $45

if she plans to save all of her money for a bicycle and draws a graph of her planned savings, and mia let's × represent the number of weeks she has received her allowance , and y represent her total amount of money. then, the answer is:

y=45x

answer is  

a.

p = 78

step-by-step explanation:

first 15 divide by 2 = 7.5

100 divided by 7.5 is 13.

15 / 2 = 7.5

100 / 7.5 = 13.