A= b + c d solve for d, how would i find it d = ab + c d = ab - c d = a/b - c

The area of a rectangle is 15+5y square feet. which of the following expressions could be the length of the sides of the rectangle, in feet a. 5 and 3y b. 5 and 3+y c. 5 and 5+y d. 3 and 5+3y

Factor the expression using gcf 9b+45

Which of the following contains a variable?