初一数学上册合并同类项及去括号专项练习题134.docx

1、初一数学上册合并同类项及去括号专项练习题134 1 1 (xy)(st) 3(7by)6(m9q) 4 7 (3n6) y9(69b) 15m8(2b5t) (8mb)7(3n4b) 9 (24y)t 6(5c7xy3)8 1 1 (ab)(mn) 3(6bx)8(n6q) 2 4 (7y6) y8(63a) 10x6(6n7z) (6xn)5(6y9a) 7 (48y)z 7(6b5ab1)8 1 1 (yz)(pq) 4(9by)3(n4p) 9 2 (3b9) x8(43b) 11m8(6b8z) (5mb)9(9b4b) 1 (410x)z 3(8c8xy3)8 1 1 (ab)(mn

2、) 5(6bx)3(m9p) 3 8 (6n2) x9(13b) 11x9(5y2z) (4xy)2(6n3b) 10 (28x)z 4(9d3ab3)9 1 1 (ab)(st) 2(7bx)9(m6q) 4 7 (9m6) x2(72a) 8x5(8y7c) (8xy)8(7m4a) 1 (66x)c 4(5c7xy6)4 1 1 (yz)(pq) 2(7ay)7(m3p) 3 4 (8x7) z6(53a) 19a5(9y3t) (6ay)2(7x6a) 1 (124z)t 3(8c9bc8)4 1 1 (yz)(mn) 3(6by)6(m3p) 3 7 (2y7) y5(76b) 12

3、a3(6y6t) (4ay)5(2y5b) 2 (188y)t 4(9b7xy6)3 1 1 (ab)(st) 3(8ay)2(n4q) 2 5 (7n4) z9(32a) 14m7(6y2c) (5my)2(6n4a) 4 (84z)c 2(5a9mn2)3 1 1 (yz)(mn) 4(9ay)6(n2p) 5 8 (8m4) y9(66a) 15m2(2b9c) (3mb)7(3m8a) 1 (104y)c 6(3a6xy6)9 1 1 (yz)(st) 2(7ax)4(n2q) 5 5 (2x9) z5(28c) 18x2(4y4t) (4xy)9(4x8c) 10 (810z)t 7

4、(2b4ab9)9 1 1 (xy)(pq) 4(8by)3(n4q) 4 6 (8n7) y5(64a) 17m9(6b3t) (3mb)7(5n3a) 7 (1810y)t 9(9a5mn5)8 1 1 (bc)(pq) 3(9ay)3(n7p) 2 7 (8n5) z8(98a) 15x2(5b2z) (6xb)9(6n8a) 5 (184z)z 9(9d2ab7)6 1 1 (yz)(st) 4(7by)6(m8p) 4 5 (6m5) x9(68a) 9a6(7n9c) (5an)3(9m5a) 8 (126x)c 5(3a9ab4)7 1 1 (ab)(st) 4(8by)7(n9p) 7 4 (3x3) x5(29a) 19m6(5n4t) (3mn)4(8x4a) 10 (24x)t 2(9d2ab8)9 1 1 (bc)(mn) 4(9ax)5(m9q) 5 7 (5n9) y2(62a) 6m6(6n3z) (3mn)9(9n6a) 1 (188y)z 5(7d5bc6)5