Maria is four times as old as Frank. In two years Maria will be 3 times as old as Frank. Find their present ages?

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?

The angles in a triangle are represented by 5x, 8x, and 2x+9. what is the value of ? a.10.8 b.11.4 c.9.7 d.7.2

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