七年级数学上册合并同类项专项训练29.docx
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七年级数学上册合并同类项专项训练29.docx
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七年级数学上册合并同类项专项训练29
-2y+(9y+1)4y-(8y-5s)-(7s-y)
-5(4t-10)-3t2+(6a+9)+(9a-8)
2(-ab+4a)+(5a-6b)13(abc+9a)-9(5a-2abc)
5(xy+9z)-(-xy-9z)-9(pq-pr)-(8pq+pr)
4n-(8n+8)n+(3n-6s)-(5s+n)
9(2t-4)+5t6+(6x-7)+(8x-3)
6(-ab-9a)-(6a+7b)20(abc-2a)+9(4a-4abc)
7(xy-6z)+(-xy+6z)-6(pq-pr)+(9pq+pr)
7m-(2m-5)2m-(8m+5c)-(6c-m)
-2(2s-4)-8s3-(2m+7)+(8m-2)
8(-ab-7a)+(4a-7b)6(abc-4a)-8(3a+5abc)
6(xy-6z)-(-xy-7z)-8(pq+pr)-(7pq+pr)
8y-(9y+1)7y-(2y-6q)+(5q+2y)
5(6s+7)-9s5+(6m+1)-(6m-6)
9(-ab-9a)+(2a+4b)19(abc+7a)+7(6a-3abc)
3(xy-3z)-(-xy+2z)-3(pq-pr)+(4pq-pr)
-4a-(5a-9)a-(4a-6q)+(7q-a)
-3(7m-8)-9m2-(8m+3)-(9m-4)
3(ab-6a)+(4a-2b)9(abc+3a)-4(6a+6abc)
7(xy-5z)-(-xy+3z)-3(pq+pr)+(6pq+pr)
-3b-(8b+7)6b-(5b+2s)-(5s-4b)
3(6n+8)-6n5+(5x-6)+(6x-9)
6(-ab-4a)-(7a-5b)11(abc+9a)-2(5a+6abc)
7(xy-5z)+(-xy-2z)-5(pq+pr)-(7pq+pr)
-6a-(6a+7)a-(7a-4q)-(7q-a)
2(6b-3)+3b4-(9n-2)-(7n+10)
8(ab+4a)+(3a-3b)19(abc+2a)-3(8a+9abc)
9(xy+8z)+(-xy-6z)-9(pq+pr)+(5pq+pr)
9y-(3y+4)5y+(2y+7p)+(2p+y)
6(5m-8)-7m3-(7y+1)-(4y-3)
6(ab+8a)-(7a-4b)19(abc-8a)+4(6a+9abc)
7(xy+6z)+(-xy+6z)-6(pq+pr)+(2pq+pr)
7y-(7y+4)2y+(5y+7d)-(9d-9y)
-8(5t-7)-4t7-(9y-5)+(8y+5)
5(ab-7a)-(3a+6b)9(abc+3a)+4(8a+2abc)
2(xy+2z)+(-xy-5z)-2(pq+pr)+(7pq+pr)
3n+(9n+2)n+(7n-2q)-(7q+2n)
-7(6s+2)-5s9+(9n-2)-(5n+6)
3(-ab-5a)+(9a-8b)16(abc-2a)-3(5a-7abc)
9(xy+4z)+(-xy-8z)-5(pq+pr)+(4pq+pr)
6b-(7b-3)2b+(2b-7s)-(7s+9b)
-9(4m-1)+3m8-(4a+10)+(4a-6)
3(ab-7a)+(8a-5b)18(abc+6a)+6(6a-5abc)
8(xy-2z)-(-xy+8z)-3(pq-pr)-(4pq+pr)
-5n-(7n+2)n+(7n+5z)+(4z-n)
-7(4t+3)-3t1+(4y+7)+(3y-3)
2(-ab+5a)+(9a+7b)3(abc-3a)+3(6a-6abc)
2(xy+5z)-(-xy+3z)-4(pq+pr)-(2pq-pr)
-3a-(9a+8)8a+(8a-8q)+(4q-a)
9(5b+5)-2b7-(9a-10)-(9a+4)
9(-ab+2a)-(2a-9b)13(abc+7a)-7(4a+9abc)
3(xy+4z)-(-xy+4z)-3(pq-pr)-(7pq-pr)
-2y+(7y-4)6y+(6y-5p)-(6p+9y)
8(2t-2)+4t10-(6a+6)+(6a-10)
9(-ab-2a)-(4a-9b)11(abc+7a)+7(2a+8abc)
7(xy-7z)-(-xy+8z)-8(pq-pr)-(5pq-pr)
5a-(5a+6)a-(5a+5d)+(3d+a)
5(4a-4)+6a3+(5n-6)-(2n-7)
8(ab+8a)-(6a+4b)11(abc+7a)-7(7a-2abc)
7(xy-9z)-(-xy-3z)-6(pq+pr)+(3pq-pr)
-4b+(7b+8)b-(4b-3q)-(2q-b)
-2(6b+3)-9b9+(3m-7)+(9m+3)
8(ab+5a)+(3a+4b)13(abc-5a)-5(3a+3abc)
3(xy-6z)-(-xy+9z)-2(pq-pr)-(5pq+pr)
7a-(7a-8)5a-(9a+5z)-(7z+a)
6(3n-1)+3n9-(2m-8)-(8m-4)
7(-ab-5a)+(5a-5b)9(abc+6a)-4(2a+8abc)
9(xy+9z)-(-xy+3z)-6(pq-pr)-(3pq+pr)
9y-(8y+7)y+(5y+6c)+(3c+y)
-4(3t+4)+2t9-(4x-7)-(3x-9)
4(ab+5a)-(2a-6b)2(abc+7a)-9(6a+6abc)
6(xy-9z)-(-xy-2z)-6(pq+pr)-(9pq-pr)
6y-(4y+4)9y+(2y-8d)-(5d-y)
-6(9b+8)-8b2-(4x-10)-(9x+6)
3(ab+9a)+(8a+9b)12(abc-5a)-7(2a-2abc)
6(xy-2z)+(-xy-4z)-6(pq-pr)-(3pq+pr)
-2b+(4b+2)2b-(8b+6z)+(6z-b)
8(9n+3)+6n2+(5a+7)+(8a-6)
6(-ab-7a)+(8a-8b)13(abc+7a)-7(6a+9abc)
6(xy-8z)+(-xy-2z)-6(pq+pr)+(7pq-pr)
-8x+(7x-1)x-(9x+9q)+(6q-x)
-5(5a+2)+5a6+(4n-4)-(5n-3)
3(ab+7a)-(3a+8b)14(abc-6a)+3(5a-5abc)
3(xy+8z)-(-xy-3z)-2(pq-pr)+(9pq+pr)
6m-(7m+8)m+(2m-4z)-(3z-m)
-5(9t+6)+2t4+(2x+2)-(9x+2)
7(-ab+3a)+(8a+2b)17(abc+6a)+6(6a-7abc)
7(xy+8z)+(-xy+6z)-9(pq+pr)+(4pq+pr)
7m+(6m+9)m-(9m+9z)+(4z-m)
5(9a-2)+6a10+(2b+6)-(7b-3)
7(ab+3a)+(5a-7b)13(abc+9a)-5(4a-3abc)
7(xy+3z)+(-xy-7z)-4(pq-pr)-(2pq+pr)
-2x+(2x-3)5x+(5x+5z)+(2z-3x)
4(2n-4)-3n9+(4y-8)-(8y-2)
7(-ab-3a)-(5a-5b)20(abc+2a)+9(2a-3abc)
2(xy+2z)+(-xy+5z)-6(pq+pr)+(2pq-pr)
-2m+(2m+8)m-(8m+6q)+(8q+3m)
-9(2s+3)-9s1-(9n+4)-(6n+8)
7(-ab-5a)-(5a-7b)18(abc+5a)-4(8a-7abc)
5(xy+2z)-(-xy-6z)-5(pq+pr)-(7pq+pr)
8n+(5n+5)4n+(8n-6c)+(2c-9n)
-4(2n-8)+7n9-(3m+9)-(6m+5)
6(ab-4a)-(6a+4b)14(abc-7a)-7(2a+7abc)
2(xy+7z)-(-xy-4z)-8(pq-pr)-(5pq-pr)
-8x-(7x-8)2x-(4x+8c)-(8c+x)
-3(4n-3)+3n1-(6n-9)+(8n-4)
8(-ab+2a)-(3a-5b)4(abc+4a)+9(4a+6abc)
6(xy-9z)-(-xy+9z)-7(pq+pr)-(3pq+pr)
-7y+(6y-8)y-(9y+7p)-(4p-y)
3(2a-4)-9a5+(9y+8)+(9y+1)
2(-ab-4a)+(9a+2b)16(abc-8a)-7(4a+4abc)
3(xy-6z)-(-xy+2z)-3(pq-pr)+(4pq+pr)
4n+(8n+1)n+(2n-9d)+(9d-n)
4(3n+7)+9n7-(9n-1)+(5n-3)
5(ab+9a)+(4a-8b)2(abc-9a)-2(2a+7abc)
3(xy-4z)+(-xy-7z)-2(pq-pr)+(6pq+pr)
-3x+(4x+1)5x-(3x+5p)+(8p+4x)
6(9a-8)-3a2-(7b-3)+(5b+6)
8(-ab+3a)+(5a+2b)10(abc-8a)+6(3a-9abc)
9(xy-9z)+(-xy+5z)-8(pq-pr)-(6pq+pr)
9y-(9y-5)7y+(6y-2d)-(4d-7y)
2(3a+1)+4a4-(8y+10)-(7y+2)
4(ab+4a)-(9a-7b)5(abc-3a)+4(9a-9abc)
4(xy-7z)-(-xy-5z)-2(pq+pr)+(6pq+pr)
5a+(2a+4)4a+(2a+2c)-(8c-a)
-2(9b+3)-9b2-(6x-6)-(3x+5)
9(-ab+5a)-(5a-3b)12(abc-5a)+7(7a+2abc)
2(xy+9z)+(-xy+5z)-5(pq+pr)-(3pq+pr)
-8x-(3x+5)8x+(8x-9z)+(6z-x)
-5(4a-6)+8a9-(2n-5)-(2n-1)
9(-ab-2a)+(2a+6b)15(abc-3a)-6(2a+3abc)
7(xy+4z)+(-xy+3z)-4(pq-pr)-(4pq-pr)
-5b-(4b+8)6b-(7b+5c)-(9c+3b)
5(5m+9)+8m2+(6m-2)-(7m+10)
8(ab+3a)+(8a-8b)12(abc-8a)-5(9a+4abc)
8(xy-2z)+(-xy+9z)-7(pq+pr)+(7pq+pr)
3m+(2m-7)m+(2m-2c)-(8c-m)
2(5n-1)-5n4+(9b-1)-(8b+2)
9(-ab-2a)+(2a-5b)3(abc-7a)-5(9a-7abc)
8(xy+3z)-(-xy-8z)-7(pq-pr)+(5pq-pr)
9b-(2b+4)b+(6b-2q)+(6q-b)
4(4t-10)+8t2-(4a-3)-(9a+8)
6(-ab-7a)+(3a-6b)16(abc-6a)+4(9a+7abc)
8(xy+6z)+(-xy-3z)-3(pq-pr)-(5pq-pr)
-8m-(9m+2)m-(9m+7q)+(9q-2m)
-2(4t+1)+6t10+(2b+8)+(9b-9)
4(ab-2a)+(7a+6b)17(abc+3a)+7(7a+8abc)
7(xy-2z)-(-xy-5z)-3(pq+pr)+(9pq+pr)
-4y-(9y+7)6y-(5y+2s)+(5s-2y)
-9(6s+7)-9s6-(6m-6)+(5m+2)
2(-ab+5a)+(6a+9b)11(abc+9a)+6(8a-5abc)
8(xy-5z)-(-xy-4z)-4(pq-pr)-(6pq-pr)
8a-(3a+3)5a-(8a-6c)-(9c+7a)
7(7n-5)-8n5+(3a+3)+(3a+8)
8(ab+4a)-(8a-7b)19(abc+6a)-4(9a+2abc)
8(xy+5z)-(-xy+6z)-4(pq-pr)+(4pq-pr)
4a-(3a-8)a+(4a+5d)-(5d-a)
-3(3s+7)-7s2+(5n+7)+(9n-2)
7(ab+9a)-(3a-8b)16(abc-3a)+7(2a+5abc)
5(xy+4z)+(-xy-6z)-9(pq-pr)+(5pq+pr)
-6y+(6y+1)7y-(5y-7c)-(7c+8y)
-6(4m-4)+4m10+(3m-9)+(9m+7)
6(-ab-2a)+(9a-7b)20(abc-9a)+3(9a+5abc)
8(xy+2z)+(-xy+5z)-8(pq+pr)+(5pq-pr)
2x-(3x-2)8x-(2x-7c)-(4c-8x)
2(4n-1)-3n2-(5a-4)-(3a+10)
6(ab+2a)+(5a+9b)7(abc+2a)-9(7a+4abc)
2(xy-6z)-(-xy-5z)-5(pq+pr)-(4pq-pr)
-3m-(4m-8)m-(9m+3s)-(4s-5m)
4(2t-5)+5t9-(6a+5)+(9a-9)
5(-ab-4a)+(7a-2b)19(abc-3a)+5(6a-6abc)
7(xy-3z)-(-xy+3z)-2(pq-pr)-(2pq+pr)
-3n-(4n+8)8n+(9n-9c)+(7c-n)
7(4n+2)+7n10+(2y+1)-(3y-3)
6(ab+7a)-(6a-6b)11(abc-7a)-2(4a-5abc)
9(xy+4z)-(-xy-4z)-9(pq+pr)+(5pq+pr)
-2m-(3m+4)8m-(2m+2s)+(4s-m)
2(9b+4)-4b3+(2x-9)-(4x-1)
6(ab+2a)+(2a+2b)18(abc-2a)-9(8a+3abc)
8(xy-4z)+(-xy-9z)-7(pq+pr)-(3pq+pr)
2a+(7a-5)a+(2a+8z)-(9z+2a)
-2(7s+7)+4s7-(8m+4)+(8m-10)
6(-ab-7a)+(5a+5b)16(abc+4a)+9(3a+6abc)
3(xy+8z)+(-xy-9z)-6(pq+pr)-(6pq+pr)
-9n+(6n-6)n-(2n-4s)+(9s-n)
-2(3a-1)-3a9-(5b+7)-(9b-9)
2(ab+5a)-(4a+9b)5(abc+4a)+6(6a+9abc)
3(xy+6z)-(-xy-8z)-5(pq-pr)+(7pq-pr)
4m+(7m+6)m+(7m+8p)+(3p-3m)
6(2b+6)-4b6-(3n+8)+(9n+6)
2(ab-6a)+(3a+9b)13(abc-8a)-6(5a+8abc)
5(xy-3z)-(-xy+3z)-5(pq-pr)+(6pq+pr)
-7x+(3x+9)x+(4x+2z)+(3z-8x)
6(6a+9)+7a9+(9n-9)-(8n+10)
9(-ab+5a)+(5a-7b)12(abc-5a)+3(9a-7abc)
4(xy+5z)+(-xy-8z)-2(pq+pr)+(2pq-pr)
-7x+(2x+9)5x-(3x-6s)+(4s+7x)
-8(7s+6)+7s7+(2m+1)-(9m-9)
3(-ab-2a)-(4a+4b)14(abc-7a)-4(2a+3abc)
5(xy+8z)-(-xy-9z)-6(pq-pr)-(2pq+pr)
-7n+(4n+5)5n+(8n-8c)-(7c-3n)
8(6t-8)-6t6-(9y+5)-(9y-8)
4(ab-3a)+(7a-3b)16(abc+6a)-6(5a+4abc)
7(xy+3z)-(-xy-4z)-9(pq+pr)-(4pq+pr)
-4x-(3x+3)x+(9x+3c)+(8c+3x)
2(6t-6)-5t9+(7b-10)-(5b+5)
2(-ab-6a)+(9a+2b)18(abc+7a)+2(7a-3abc)
9(xy-2z)-(-xy-9z)-8(pq+pr)-(4pq-pr)
2x-(3x+7)6x-(4x-8z)-(7z-x)
-2(7s+5)+2s9+(7a+7)+(4a-5)
4(ab-5a)-(9a-8b)15(abc-8a)-8(3a-8abc)
9(xy-3z)+(-xy-8z)-8(pq-pr)+(4pq+pr)
-3x+(3x-3)4x-(5x+9c)+(7c-6x)
2(3t+3)-5t8+(5y-7)+(9y+8)
7(ab+6a)-(4a+5b)2(abc+4a)+3(8a+9abc)
2(xy+5z)+(-xy+5z)-2(pq-pr)-(6pq-pr)
3b-(8b-3)9b+(8b-5c)+(3c-9b)
5(5a+8)+5a8+(3a+4)+(6a-6)
6(-ab+4a)+(6a-2b)4(abc+4a)-8(6a+4abc)
8(xy-4z)+(-xy+7z)-8(pq-pr)-(5pq-pr)
5b+(7b-8)b+(5b-9z)+(5z+6b)
-5(8n+4)-5n10-(6n+5)-(2n-5)
4(ab-3a)+(7a+5b)15(abc-6a)-2(8a+2abc)
6(xy-9z)+(-xy-3z)-6(pq+pr)-(8pq+pr)
5x+(7x+5)x-(3x+7z)+(3z+x)
-6(4b-5)-7b4-(9n+1)+(4n-6)
3(-ab-2a)-(6a+9b)17(abc-5a)+4(7a+8abc)
7(xy+7z)+(-xy+2z)-6(pq+pr)+(4pq-pr)
-8m+(2m-5)m-(2m-7c)-(7c+m)
-9(2m-9)-7m2+(7n+10)-(6n-2)
8(ab+2a)+(8a-6b)7(abc+9a)-3(2a-5abc)
7(xy+4z)+(-xy+9z)-2(pq-pr)+(9pq-pr)
3a-(5a-3)3a+(9a-2c)+(3c-a)
-7(2n+1)+3n4-(4y-1)-(6y+7)
6(ab-3a)+(3a-2b)9(abc-3a)-2(3a+9abc)
9(xy-7z)+(-xy+5z)-2(pq+pr)-(2pq-pr)
-4m+(7m-8)m-(9m-9s)+(9s-m)
8(9m+1)-8m5-(7a-8)+(3a-7)
2(-ab-8a)+(4a-9b)12(abc-5a)+8(4a-2abc)
7(xy-3z)+(-xy-9z)-2(pq-pr)+(4pq-pr)
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- 七年 级数 上册 合并 同类项 专项 训练 29