-8x+4y=-8
-4x+y=-10 solve this system by substitution

Solve |2x - 5| = 4 if anyone could , that would be great

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b