Solve by elimination:
5x = 15 - 5y
8y + 26 = 2x

Explain how you can use the associative property to evaluate (7x50)x4.

!! 10 ! a westbound jet leaves central airport traveling 635 miles per hour. at the same time, an eastbound plane departs at 325 miles per hour. in how many hours will the planes be 1900 miles apart?

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?