Solve the equation for -3(x+5)=3(x-1)

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

Jeremy wants to determine the number of solutions for the equation below without actually solving the equation. which method should jeremy use?

Idk math. i need to fill in the missing numbers . due tommorow !