Question

Martin has a gift card to a coffee shop. Each day he buys the same coffee. The table shows the amount remaining on the gift card on different days.

Which equation represents the situation?

Martin’s Gift Card
Days 2 4 5 7
Amount remaining 24.10 18.20 15.25 9.35

A.
y – 9.35 = −2.95(x – 7)

B.
y – 18.20 = 2.95(x + 4)

C.
y + 15.25 = −2.95(x + 5)

D.
y + 24.10 = 2.95(x – 2)

Answer 1

@Nnesha

Answer 2

@SureStarFire I will medal you if you can help me And also can you tell me how much was on the giftcard on day 6

Answer 3

@e.mccormick Please Help me!

Answer 4

@Nnesha Can you help me?

Answer 5

plug x and y value in to the equation that you have as answer choices
days = x
amount remaining = y
if you get y value = x value ( its mean for example if y is 3 and x is also 3 so 3=3) so that is you right answer
if you don't understand still let me know

Answer 6

@Nnesha
I know it is either A or C because the slope is -2.95 but im still not sure

Answer 7

yeah :) its either A or C one of is right answer plug x and y value and ssee

Answer 8

Is it A?

Answer 9

yeh!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! :)

Answer 10

:/

Answer 11

i agree