Question

C(x)=15.00+0.20x= how to solve

Answer 1

Answer:

x = -75

Step-by-step explanation:

15.00 + 0.20x = 0

Step 1:  Subtract 15 from both sides

15 + 0.2x - 15 = 0 - 15

0.2x / 0.2 = -15 / 0.2

x = -75

Answer:  x = -75