七年级数学上册合并同类项专项练习题122.docx

1、七年级数学上册合并同类项专项练习题122 1 1 (ab)(st) 5(6ax)7(n2q) 9 3 (5m4) y3(16b) 4m3(9y2z) (9my)5(7m2b) 6 (410y)z 3(4a9ab7)7 1 1 (ab)(ef) 5(8ay)7(n8p) 5 9 (7a8) z4(86c) 3x8(2b5t) (9xb)8(4a5c) 5 (144z)t 2(4d7xy3)4 1 1 (yz)(st) 4(6ay)8(m2p) 6 9 (6x7) x5(15a) 5m6(4b2t) (3mb)4(6x4a) 8 (122x)t 3(3d3mn9)7 1 1 (xy)(ef) 3(

2、8ay)6(m2p) 4 2 (9b4) x4(48c) 17m3(5y8z) (7my)5(2b9c) 4 (182x)z 7(3b9bc6)5 1 1 (bc)(st) 4(6ay)2(n4p) 4 5 (7n2) y9(67c) 18x2(2y8z) (5xy)3(4n3c) 2 (64y)z 2(9a8ab1)3 1 1 (bc)(st) 2(9by)7(n7q) 7 8 (6a1) z2(83c) 19x4(5y6t) (2xy)5(2a3c) 7 (164z)t 5(3b5ab2)6 1 1 (ab)(mn) 3(9ax)7(n2p) 2 3 (8m4) x4(42b) 2x5(5

3、y4t) (9xy)7(4m6b) 10 (206x)t 5(9b9mn9)9 1 1 (bc)(st) 4(7ay)4(n5p) 6 4 (2a5) y5(84a) 8a6(7b4t) (8ab)3(2a4a) 7 (106y)t 7(5a5bc9)6 1 1 (bc)(ef) 3(8bx)6(n7q) 4 7 (9a7) z2(49a) 18a2(2b3t) (9ab)3(4a5a) 8 (810z)t 6(5d2xy6)7 1 1 (yz)(ef) 3(7bx)2(n5p) 7 3 (5n3) y6(15c) 8x7(8n4c) (6xn)6(8n3c) 5 (26y)c 6(8b3ab

4、4)4 1 1 (ab)(mn) 4(7by)5(m4p) 5 7 (8y6) y6(84a) 12m3(4y4z) (3my)8(5y5a) 1 (88y)z 9(4c4mn1)4 1 1 (bc)(st) 5(7ay)5(m3q) 9 2 (8x1) y7(48b) 17x9(4y2c) (4xy)4(8x5b) 4 (1010y)c 8(4b6mn4)3 1 1 (ab)(ef) 4(7ax)4(m3p) 9 2 (6x6) z8(38a) 15a6(9b9z) (7ab)9(3x6a) 3 (188z)z 7(3c9mn4)2 1 1 (xy)(ef) 4(6ax)2(m6q) 2 9

5、 (2y7) x8(12a) 3x5(7b9c) (9xb)4(2y7a) 7 (188x)c 4(5d5mn6)8 1 1 (bc)(ef) 3(6bx)6(n8q) 5 9 (4n3) y2(59a) 8a4(2n2c) (3an)4(7n7a) 3 (166y)c 6(8a3bc1)2 1 1 (yz)(st) 2(6by)4(m6p) 6 7 (5a9) x7(56c) 9x8(2y9t) (6xy)6(9a7c) 6 (62x)t 5(7b9xy7)7 1 1 (bc)(ef) 3(8ax)7(n7p) 4 9 (4y9) x9(54a) 3m8(9n2t) (4mn)4(7y6a) 3 (22x)t 2(7b7xy9)2 1 1 (bc)(mn) 4(6ay)9(m2q) 6 8 (9b2) z9(16b) 12x4(8n7c) (4xn)2(3b2b) 1 (1410z)c 7(6a6mn7)2 1 1 (ab)(mn) 4(8ax)6(n5p) 5 8 (6y6) x6(24b) 4m2(5n3z) (4mn)6(6y3b)