七年级数学上册合并同类项专项练习题170.docx

1、七年级数学上册合并同类项专项练习题170 1 1 (xy)(pq) 3(7ay)7(m3p) 2 3 (2b9) x5(23b) 3a9(5y7c) (5ay)4(6b5b) 3 (26x)c 8(6c6xy7)2 1 1 (xy)(ef) 5(6by)5(n2p) 3 5 (6n5) x5(87b) 7a2(2y5z) (9ay)6(3n4b) 1 (108x)z 3(9d3bc1)7 1 1 (xy)(st) 4(7bx)3(n8p) 8 3 (7y3) x4(77c) 7a5(8y2z) (9ay)9(3y6c) 3 (122x)z 9(6d6mn7)2 1 1 (xy)(mn) 4(6

2、ay)3(n5q) 5 4 (6n9) x3(72a) 5x6(2n8t) (6xn)8(7n9a) 1 (162x)t 6(4b6xy1)7 1 1 (xy)(mn) 2(8bx)8(n5q) 7 8 (3n7) y2(65a) 16m9(2y3t) (4my)3(9n9a) 1 (410y)t 2(3c2xy7)8 1 1 (bc)(ef) 5(6bx)5(m2p) 6 7 (3a6) y5(48b) 17x2(7y7t) (3xy)9(9a5b) 5 (164y)t 7(2c7ab1)6 1 1 (ab)(mn) 3(6bx)8(m4q) 3 7 (9n8) x9(98c) 9m3(5y

3、7t) (7my)5(3n3c) 3 (126x)t 9(4a4bc8)4 1 1 (yz)(mn) 5(9ay)6(m2p) 7 4 (3b6) y7(66c) 5x5(5n9z) (6xn)8(6b2c) 3 (166y)z 5(3c5ab3)2 1 1 (bc)(pq) 4(6ax)4(m5p) 3 5 (5n3) z2(99c) 13x9(4n2t) (3xn)8(2n9c) 1 (68z)t 4(2a4bc5)7 1 1 (yz)(st) 5(8bx)2(n3q) 9 9 (5b5) y7(69c) 12x4(9y5t) (9xy)2(2b4c) 1 (44y)t 9(4d3bc2)

4、3 1 1 (ab)(ef) 2(7bx)7(n3p) 8 2 (7m4) y8(25a) 13x7(5y6t) (6xy)3(2m3a) 1 (810y)t 3(4b6ab9)4 1 1 (bc)(mn) 2(9by)8(n9q) 9 5 (6n6) y7(53b) 8x2(9y5z) (8xy)3(3n2b) 2 (1010y)z 6(6c6xy6)3 1 1 (bc)(mn) 3(8ax)5(m2p) 7 4 (9a8) z3(83c) 10x3(8y2t) (3xy)6(4a5c) 10 (48z)t 6(8a2ab6)9 1 1 (ab)(mn) 4(7bx)6(n7q) 2 5 (

5、7b6) x6(95a) 5a6(3y5c) (4ay)6(7b6a) 10 (202x)c 9(4c7mn2)9 1 1 (bc)(mn) 5(8ax)8(n7q) 9 9 (4a1) y8(53c) 17x5(3y3t) (9xy)2(2a8c) 2 (26y)t 2(2c9xy8)3 1 1 (ab)(pq) 2(9ay)2(n5p) 9 6 (5m2) y4(27a) 18x5(7n3t) (4xn)9(5m3a) 1 (108y)t 5(7b7ab6)7 1 1 (xy)(ef) 3(6by)6(m8q) 6 2 (5y5) y2(74a) 11m9(3n6c) (2mn)6(4y9a) 3 (124y)c 8(8d7xy4)2 1 1 (yz)(pq) 2(9ax)8(m9p) 5 5 (2y2) x5(58b) 8m6(5y6c) (6my)3(5y4b) 6 (146x)c 9(5a7mn5)7 1 1 (ab)(pq) 2(6ay)6(m2q) 7 6 (4y4) x4(44a) 6m6(8y5c) (3my)6(8y7a)