4/5x = -1/5 what is the solution to this equation? ​

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?

The volume of a cube-shaped shipping container is 13,824 cubic inches. find the edge length of the shipping container.

Gables properties corp. is leasing office building with an area of 49b^2+70b+25. what is the shape of the building? a) rectangle b) square