Solve the following equation. 70-10x= -10x+40

What is the rate of change of a line that passes through (2,-5) and (6,-2)?

Acircle has a circumference of 7.850 units. what is its radius?

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