Question

A jar of peanut butter holds 40 ounces. When you make a sandwich, you use two ounces. Which equation best represents the amount left in the jar?
A) y = 40x - 2

B) y = 40x + 2

C) y = 2x + 40

D) y = -2x + 40

Answer 1

2 ounces each sammich made
x=number of sammiches made
y=amount left

amount left=full-gotten
y=40-2 times number of sammiches
y=40-2x
or
y=-2x+40

D is da answer