The difference of a number times 2 and 7 is 9. (use w for the unknown number)

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

Use the equation and type the ordered-pairs. y = 2 ^x

Acoin is tossed 4 times which of the following represents the probability of the coin landing on heads all 4 times