1) Which of the following are "like terms" with 3x2? a) 4x b) 6x2y c) -x d) -2x2 2) Which of the following are "like terms" with 7x2y? a) 2x2y2 b) 5xy2 c) 3x2y d) 5xy 3) Which of the following are "like terms" with 15x? a) 2x2 b) -x c) 3y d) 5 4) Which of the following are "like terms" with 4x2y3? a) 2x2y2 b) 2x3y2 c) 3y3x2 d) 22y2x3 5) Which of the following are "like terms" with 4xyz? a) 3xyz2 b) 7xy c) 9yx2z d) 5zyx 6) Which of the following are "like terms" with 4xyz? a) 3xyz2 b) 7xy c) 9yx2z d) 5zyx 7) Simplify the following: 6x + 4x a) 2x b) 2 c) 10x d) 10x2 e) 24x2 f) 24x 8) Simplify the following: 8x2 - 3x2 a) 5 b) 5x c) 5x2 d) 11x2 e) 11x f) 11 9) Simplify the following: 3x + x a) 3x2 b) 4x2 c) 3x d) 4x 10) Simplify the following: 6x - x a) 6 b) 5 c) 6x d) 5x 11) Simplify the following: 2x(3x) a) 5x b) 5x2 c) 6x d) 6x2 12) Simplify the following: 4x2(2x) a) 8x b) 8x2 c) 8x3 d) 6x e) 6x2 f) 6x3 13) Simplify the following: 2x2(5x2) a) 10x2 b) 10x4 c) 7x2 d) 7x4 14) Simplify the following: 3x2(3x3) a) 6x5 b) 6x6 c) 9x6 d) 9x5 15) Simplify the following: 10x6(2x5) a) 20x11 b) 20x30 c) 12x11 d) 12x30

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