A train traveled 210 miles in 3.5 hours to its first stop. It then continued on traveling another 130 miles in 2.5 hours. Wut is the aniser

Find the value of x for which abcd must be a parallelogram -9-6x x-30

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?

What value of x is in the solution set of 4x – 12 s 16 + 8x?