Acar drives 630 miles on 35 gallons of gas, how far can it drive on 12 gallons?

The measure of an angle is 117°. what is the measure of a supplementary angle?

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?

Apassenger train and a freight train leave san jose at 3pm, traveling in the same direction. the passenger train is going three times as fast as the freight train. at 6pm they are 240 miles apart. how fast is each travelling? explain your answer and show your