A girl was asked to multiply a number by 7/8.instead she divided the number by 7/8and got the result 15 more than the correct result. what is the number

With: label the vertices and all the elements needed. find x

What can you determine about the solutions of this system

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