Question

Morty is spending money at the average rate of $13 per

day. After 21 days, he has $7 left.
Write an equation in point-slope form that represents
the situation

Answer 1

y = -3x + 110

Explanation:

y-68 = -3(x-14)

y-68 = -3x + 42

y = -3x+110

Therefore the answer is y = -3x+110