1、七年级数学上册合并同类项练习题精编1223(xy5z)(xy9z) 2(pqpr)(9pqpr)2y(4y1) 5y(3y3s)(8sy)9(6a3)4a 5(7y1)(5y8)3(ab2a)(8a3b) 15(abc6a)3(8a9abc)5(xy2z)(xy6z) 2(pqpr)(6pqpr)7a(4a1) 6a(3a9s)(7s3a)5(8a9)6a 4(2b10)(8b9)3(ab2a)(6a7b) 10(abc9a)2(7a3abc)5(xy2z)(xy4z) 4(pqpr)(2pqpr)2b(2b7) b(3b8s)(6sb)4(4n5)4n 7(5y2)(8y5)5(ab2a)(
2、4a7b) 5(abc5a)2(8a6abc)9(xy6z)(xy4z) 9(pqpr)(7pqpr)6x(9x2) 7x(5x9c)(8c9x)9(7b9)7b 9(2y9)(9y5)2(ab3a)(2a5b) 19(abc7a)8(7a2abc)3(xy3z)(xy3z) 3(pqpr)(7pqpr)4y(6y7) y(6y5d)(7dy)4(2s2)9s 5(2a5)(6a2)9(ab2a)(4a7b) 11(abc6a)6(9a4abc)3(xy7z)(xy3z) 5(pqpr)(8pqpr)2m(8m2) 4m(3m6d)(9dm)5(3m3)5m 1(2a5)(4a5)4(ab8a
3、)(9a4b) 6(abc6a)6(3a2abc)7(xy7z)(xy5z) 4(pqpr)(6pqpr)7n(8n2) n(2n4q)(8q6n)7(5m10)5m 3(9y5)(7y7)8(ab4a)(5a9b) 16(abc8a)7(3a5abc)2(xy3z)(xy4z) 2(pqpr)(4pqpr)4x(8x6) x(2x6d)(3dx)8(8t3)4t 8(5x2)(6x10)3(ab5a)(9a3b) 9(abc7a)3(2a7abc)8(xy3z)(xy7z) 9(pqpr)(4pqpr)2a(2a5) 3a(4a2d)(7da)8(6a7)7a 1(8x10)(9x5)4(a
4、b2a)(9a6b) 8(abc2a)6(4a2abc)6(xy4z)(xy5z) 9(pqpr)(4pqpr)5x(8x1) 8x(8x5p)(9p6x)4(3n4)4n 9(4y2)(9y4)9(ab4a)(4a8b) 18(abc3a)6(9a4abc)6(xy5z)(xy3z) 3(pqpr)(5pqpr)7x(2x2) x(4x7d)(5d5x)8(7s4)2s 8(5y1)(8y9)3(ab5a)(4a5b) 13(abc9a)2(3a8abc)6(xy6z)(xy2z) 8(pqpr)(8pqpr)6b(5b7) 4b(5b2q)(6q7b)9(3s1)4s 8(6n2)(2n1
5、)2(ab7a)(3a6b) 5(abc2a)3(2a3abc)9(xy9z)(xy9z) 8(pqpr)(7pqpr)4y(2y2) y(7y7d)(6d6y)9(3s2)9s 2(4n5)(2n7)5(ab5a)(3a8b) 8(abc9a)6(5a2abc)4(xy4z)(xy7z) 6(pqpr)(5pqpr)9m(5m9) 5m(5m9c)(7cm)8(3a7)7a 9(6b8)(8b10)9(ab4a)(9a9b) 2(abc7a)6(9a2abc)8(xy8z)(xy8z) 7(pqpr)(9pqpr)8a(7a2) a(9a5z)(8za)4(2a1)8a 1(6m6)(3m1
6、0)5(ab3a)(9a8b) 5(abc7a)9(9a4abc)5(xy9z)(xy8z) 3(pqpr)(7pqpr)3y(5y4) y(8y2c)(8cy)8(5t1)6t 8(5a5)(3a2)2(ab8a)(6a3b) 7(abc5a)3(9a5abc)3(xy6z)(xy7z) 9(pqpr)(9pqpr)6x(6x2) 4x(8x6q)(8qx)4(5s8)5s 7(3m10)(9m1)2(ab2a)(5a7b) 14(abc5a)4(9a4abc)4(xy2z)(xy7z) 7(pqpr)(4pqpr)2m(6m7) 6m(8m4s)(5s6m)8(9s6)4s 3(7m6)(3m8)7(ab6a)(7a6b) 5(abc7a)8(8a6abc)4(xy7z)(xy7z) 4(pqpr)(9pqpr)3n(4n7) n(4n8c)(7c6n)7(7m1)4m 10(6a2)(2a6)
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