Solve the Problem $\$ 8.50$ To Rent a Chain Saw, And $\$ 4.00$

Multiple Choice

Solve the problem.
-A tool rental store charges a flat fee of $\$ 8.50$ to rent a chain saw, and $\$ 4.00$ for each day, including the first. Use a linear equation to find the cost of renting the saw for one week.

A) $\$ 36.50$
B) $\$ 32.50$
C) \$28.00
D) $\$ 12.50$