HELPPP Put the steps to solving the equation in the correct order
3 (x + 5) – 6x = -18

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

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.