Question

Mr. Brown purchased tires for his car. The tires were $75 each, including tax, plus $10 for installation. Mr. Brown paid $160 for the tires and installation. Which equation can be used to find the number of tires, t, Mr. Brown purchased?

A. t = 160 + 75(10)

B. 75 + t(10) = 160

C. 75t + 10 = 160

D. 160t – 75 = 10

Answer 1

C. 75t + 10 = 160

Explanation:

Given that

The tire was $75 each

also there is a $10 for installation charges

For both he paid $160

Now based on the above equaton

The equation that applied to determine the number of tires i.e. t is

75t + 10 = 160