1.	Find (4x2 + 3x) + (7x2 – 5x – 6).
		A.	11x4 – 2x2 – 6	B.	11x2 – 8x – 6
		C.	9x – 6	D.	11x2 – 2x – 6
		Hint
	2.	Find the sum (4xy2 – 3x2y – 5xy – 6) + (-5xy2 – 2xy + 3).
		A.	4xy2 – 7xy – 3	B.	-xy2 – 3x2y – 7xy – 3
		C.	-xy2 – 3x2y – 3xy – 3	D.	4xy2 – 8x2y – 7xy – 3
		Hint
	3.	Find the polynomial that represents the measure of the perimeter of the triangle.
		A.	15xy2	B.	7x3y6 + 10x2 – 2y
		C.	7xy2 + 10x – 2y	D.	5xy2 + 10x
		Hint
	4.	Find (4x2 – 2x – 3) + (–x2 + 7x – 4).
		A.	3x2 + 5x – 7	B.	5x2 + 5x – 7
		C.	3x2 + 5x + 1	D.	5x2 + 5x + 1
		Hint
	5.	Find (–2x2 + 5x – 1) – (3x2 – 4x – 6).
		A.	–5x2 + 9x – 7	B.	–5x2 + 9x + 5
		C.	–5x2 + x – 7	D.	–5x2 + x + 5
		Hint