IF you help me I will give you 14 points and a brainist and thank you and 5 stars

Which expression shows the sum of the polynomials with like terms grouped together

Miss henderson wants to build a fence around a rectangular garden in her backyard in the scale drawing the perimeter of the garden is 14 in of the actual length of a b is 20 ft how many feet of fencing what you need

If i purchase a product for $79.99 and two accessories for 9.99 and 7.00 how much will i owe after taxes applies 8.75%