Chris rented a truck for one day. there was a base fee of $17.95, and there was an additional charge of 93 cents for each mile driven. Chris had to pay $ 191.86 when he returned the truck. For how many miles did he drive the truck?

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.