A plumber charges a flat rate of $139 to make a house call and charges $87 for labor. Let
y
b...
Mathematics, 16.02.2021 19:40 lallenma
A plumber charges a flat rate of $139 to make a house call and charges $87 for labor. Let
y
be the total cost of the house call plus labor and let
x
be the number of hours worked.
Answers: 1
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