Find the appropriate linear cost or revenue function.
-An electrician charges a fee of $\$ 50$ plus $\$ 35$ per hour. Let $C(x)$ be the cost in dollars of using the electrician for $x$ hours. Find the linear cost function.
A) $C(x)=50 x+35$
B) $C(x)=35 x-50$
C) $C(x)=50 x-35$
D) $C(x)=35 x+50$

Question

Quizplus · Accepted Answer

The cost function includes a fixed fee of $50 and a variable cost of $35 per hour, so the function is $C(x) = 35x + 50$.

Find the Appropriate Linear Cost or Revenue Function $50\$ 50$50 Plus $35\$ 35$35

Find the Appropriate Linear Cost or Revenue Function $\$ 50$ Plus $\$ 35$