SOLUTION: Noah hired someone to mow his lawn each week. The person charged $20 fee and an additional $9 per square foot of lawn. Let a be area in sq ft, and let c be total cost of mowing.

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Question 1058260: Noah hired someone to mow his lawn each week. The person charged $20 fee and an additional $9 per square foot of lawn. Let a be area in sq ft, and let c be total cost of mowing.
1. write the function c in terms of a

Answer by solve_for_x(190) About Me  (Show Source):
You can put this solution on YOUR website!
The total cost is:

c = 20 + 9a