初一数学上册合并同类项及去括号专项练习题102.docx

1、初一数学上册合并同类项及去括号专项练习题102 1 1 (bc)(mn) 4(8bx)9(m9p) 8 6 (6b8) y9(42c) 19x9(6y7z) (9xy)4(2b3c) 7 (1810y)z 7(9d3bc2)8 1 1 (ab)(ef) 2(9by)6(m3p) 2 8 (3y1) z6(97c) 6x7(2b7t) (6xb)9(3y4c) 6 (144z)t 3(6c8bc7)7 1 1 (yz)(ef) 4(9bx)9(m5p) 6 7 (6x1) x2(79a) 18a2(2n5c) (5an)2(4x6a) 1 (1210x)c 9(6c6ab1)5 1 1 (ab)

2、(st) 5(6bx)3(m2p) 8 4 (3x9) x7(56c) 8a9(8b2t) (7ab)7(2x9c) 1 (62x)t 5(8b5ab6)7 1 1 (ab)(pq) 5(6by)3(n4q) 9 9 (5n1) z8(62c) 8m9(7b6c) (5mb)3(7n4c) 7 (208z)c 8(6d9bc8)6 1 1 (xy)(ef) 4(9ay)2(m3q) 7 9 (7n7) z8(16b) 14a6(8y2c) (4ay)9(8n4b) 9 (410z)c 2(9b3ab8)8 1 1 (yz)(ef) 5(8bx)3(n3p) 9 4 (8m9) y9(37a)

3、13x2(3n2z) (4xn)2(7m8a) 4 (1810y)z 8(7c4ab8)3 1 1 (ab)(mn) 3(6ax)7(m3p) 2 2 (9m4) y7(73a) 7m2(8n5z) (3mn)7(9m7a) 5 (164y)z 8(4a2mn2)6 1 1 (bc)(mn) 3(8ax)9(m6p) 5 2 (7m5) z5(37b) 8m2(9y5z) (4my)4(6m9b) 1 (166z)z 8(9a5mn7)7 1 1 (ab)(st) 5(7ax)9(n2q) 4 4 (8b7) z3(36a) 13x3(2n8z) (2xn)7(8b2a) 1 (84z)z 5

4、(8b7bc5)8 1 1 (yz)(pq) 3(7ay)5(m2p) 6 7 (4y8) x4(46a) 2x8(4n6t) (9xn)9(7y4a) 1 (1810x)t 3(9b4xy5)6 1 1 (bc)(ef) 2(7by)6(m8p) 9 4 (2a4) y9(84c) 18a3(4n2t) (4an)4(4a9c) 5 (1810y)t 9(5c8ab9)4 1 1 (yz)(mn) 2(6bx)2(m8q) 9 4 (4m8) y3(28a) 4a9(3y7z) (6ay)8(7m3a) 1 (168y)z 4(3d4ab4)7 1 1 (bc)(pq) 5(7by)4(m3p) 4 9 (4x7) z5(83c) 10m5(3b8c) (8mb)3(8x6c) 1 (146z)c 5(3b5bc6)2 1 1 (xy)(mn) 4(7ax)9(n3p) 9 5 (6m1) x7(56a) 11x3(3y7z) (5xy)3(8m7a) 1 (188x)z 5(7c7xy5)9