The perimeter is 54 inches and the length is 15 what is the width

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left