Floyd is an aspiring music artist. he has a record contract that pays him a base rate of $200 a month and an additional $12 for each album that he sells. last month he earned a total of $644. write an equation

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