What is x in 3(x-8)=-29.7

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

Tony is charged $ 50 and additional $0.15 per miles for renting a car. a) represent the cost of renting a car with an equation,and the determine the cost if he drove it70 miles.b) what would be the cost of a car rental if the car was driven 250 miles? show work

What is the solution to the system of equations? y=1.5-3 y=-x