When jose took the test over, he increased his score by 15 percentage points. jose raised his score to an 83% on the test. which of the following equations represents the word problem if "x" represents jose's score on the first test?
a)x + 15 = 83
b)x = 15 + 83
c)x - 15 = 83

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