七年级数学上册合并同类项专项训练66.docx
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七年级数学上册合并同类项专项训练66.docx
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七年级数学上册合并同类项专项训练66
5n-(4n-6)4n+(7n-5s)+(4s-n)
-4(2b+3)+2b10-(7y-3)-(8y-7)
7(-ab+9a)-(8a+9b)13(abc+8a)+2(2a+6abc)
8(xy-4z)-(-xy+5z)-5(pq+pr)-(2pq-pr)
7y+(4y-8)y+(2y-8s)-(5s+y)
-9(9t-7)-2t4+(4x-10)+(2x+8)
9(ab+2a)-(7a+5b)12(abc-3a)-2(3a-8abc)
2(xy-5z)-(-xy+5z)-6(pq+pr)-(3pq+pr)
-7b-(4b+2)9b+(2b-6c)+(8c+b)
-5(2m+1)-9m3-(6x-9)+(6x+9)
2(ab-3a)-(4a-6b)11(abc+5a)+2(4a+5abc)
6(xy+4z)+(-xy-9z)-6(pq+pr)-(7pq+pr)
-6n+(7n+5)n-(9n-5p)+(2p+3n)
8(5t-5)-6t9+(7x+7)+(4x-7)
7(-ab-5a)-(8a-7b)19(abc+9a)+5(8a-7abc)
4(xy+4z)+(-xy-5z)-6(pq-pr)+(4pq-pr)
-8n+(9n+4)n+(4n-3s)-(4s-n)
-5(8a+9)-9a9-(4x+1)+(9x-9)
7(ab+8a)-(5a+8b)13(abc-4a)+6(4a+6abc)
3(xy+4z)-(-xy+9z)-7(pq-pr)-(6pq-pr)
4y+(9y-8)2y-(6y+3s)-(4s-2y)
-5(4a+7)-8a10+(8n-4)+(2n+2)
8(ab+5a)+(8a+3b)5(abc+6a)+8(2a+2abc)
7(xy-5z)+(-xy-5z)-7(pq-pr)-(5pq+pr)
6n+(3n+6)4n-(4n-5z)+(8z-n)
9(2m+10)-6m3+(5y+1)-(4y+1)
6(ab+9a)-(4a-5b)15(abc+7a)+8(3a-3abc)
7(xy-3z)-(-xy+3z)-9(pq+pr)+(3pq-pr)
-3a+(3a-7)a-(5a+3d)+(9d+a)
8(6t+8)-2t1-(7n+4)-(4n-1)
2(ab-2a)+(5a-9b)18(abc-6a)+5(9a+4abc)
7(xy+3z)+(-xy+8z)-3(pq+pr)+(6pq-pr)
-8a-(5a-4)a-(9a-8s)+(5s+a)
-5(3a-9)-5a3-(9b-8)+(2b+4)
9(-ab+7a)-(8a-6b)8(abc+6a)-2(7a-3abc)
9(xy-8z)-(-xy+4z)-4(pq-pr)+(8pq-pr)
-7y-(8y-9)y+(2y+3s)+(2s+9y)
6(8b-3)+3b7-(5x+10)+(5x+2)
5(ab-7a)+(9a-4b)12(abc-8a)-2(3a-3abc)
8(xy-6z)-(-xy-8z)-4(pq+pr)+(8pq-pr)
5b+(2b+1)6b+(5b+8z)+(8z-8b)
3(4n+4)+6n7+(2x-3)-(8x-9)
2(-ab+8a)+(7a-5b)19(abc+3a)+8(6a-2abc)
5(xy-7z)-(-xy-8z)-9(pq-pr)-(6pq+pr)
-7n+(8n-3)n+(2n-8p)+(6p-n)
7(5m-10)+4m7-(2a-6)+(4a-5)
3(-ab-5a)+(5a+4b)5(abc-6a)-8(4a+7abc)
3(xy+3z)+(-xy-2z)-8(pq-pr)-(7pq+pr)
-6y+(7y+9)6y+(7y-3q)-(3q+5y)
2(9m+10)-3m9-(5x+9)+(2x-6)
7(-ab-3a)-(5a+8b)11(abc+8a)+5(2a+6abc)
7(xy-9z)-(-xy+9z)-4(pq+pr)-(5pq+pr)
4b+(2b+7)2b+(5b-9d)+(7d-b)
-3(6n-7)-4n8+(2y+7)+(2y+7)
4(ab+4a)-(8a-4b)5(abc+2a)-2(5a-6abc)
3(xy+6z)-(-xy-2z)-2(pq-pr)+(8pq+pr)
9n+(4n+5)n-(8n+3p)+(2p-5n)
-8(6s+7)-9s4-(5a+8)-(8a+8)
5(ab-2a)+(8a+2b)17(abc+4a)+5(3a+8abc)
8(xy-9z)-(-xy-2z)-8(pq-pr)-(6pq-pr)
-3a+(8a-3)4a+(4a-3p)-(8p-a)
5(3a-4)-9a1+(4x-7)+(9x-2)
5(ab+7a)+(5a+3b)17(abc+7a)-9(2a+9abc)
7(xy-2z)+(-xy+3z)-7(pq-pr)-(5pq+pr)
3x-(5x+6)3x+(6x+7s)-(6s+9x)
-3(7s+2)-2s7-(3a-2)-(4a-10)
4(ab+8a)-(3a-9b)17(abc-8a)+2(8a+3abc)
8(xy-5z)-(-xy-3z)-5(pq+pr)-(8pq+pr)
7n-(5n+1)n+(3n-3d)+(5d-n)
-7(4b-6)+4b7+(9y-5)+(8y+4)
3(-ab-2a)-(6a+2b)16(abc-6a)-4(5a+7abc)
3(xy-8z)-(-xy+3z)-6(pq+pr)-(3pq-pr)
-2a-(9a+5)a-(8a+3z)-(4z+3a)
8(9t-8)+4t8-(5m+3)-(8m-3)
5(ab-6a)+(6a-3b)2(abc-8a)-9(5a+7abc)
2(xy-8z)-(-xy+9z)-7(pq-pr)+(3pq-pr)
-5n-(5n+1)7n+(6n+8p)-(5p-n)
-8(5a-2)-6a9+(9b-8)-(2b+10)
2(ab-9a)-(5a+3b)16(abc-2a)+6(9a-7abc)
9(xy+4z)+(-xy+8z)-7(pq-pr)-(6pq+pr)
9b+(9b+9)2b-(8b-2p)-(7p+6b)
-8(2b+4)+7b2+(9y-3)+(8y+9)
3(-ab+5a)-(8a-8b)10(abc+2a)+6(5a-6abc)
6(xy+6z)-(-xy-8z)-8(pq+pr)-(4pq+pr)
-4a+(6a+4)a-(6a+9p)+(9p+a)
-7(3s+2)+5s10+(6x-2)-(4x+2)
2(-ab+5a)+(8a+3b)20(abc-3a)-7(4a+4abc)
3(xy+8z)-(-xy-7z)-8(pq-pr)+(2pq+pr)
-6x-(6x-3)x+(2x-3z)-(5z-3x)
4(9t-5)+7t2-(4y+1)+(5y+4)
8(-ab-7a)-(5a+9b)2(abc-8a)+7(5a-2abc)
6(xy+5z)-(-xy-9z)-3(pq-pr)+(2pq-pr)
2b-(6b+6)8b-(9b-2z)-(9z-b)
-7(2n+7)-5n1+(9m+10)+(7m-5)
9(-ab-6a)-(9a+9b)4(abc-9a)-2(6a-3abc)
5(xy-2z)+(-xy-6z)-4(pq-pr)-(8pq-pr)
4b-(3b+2)b-(7b-7q)+(3q+4b)
-9(9a+5)+3a8+(2y-7)+(2y+1)
2(-ab+5a)+(2a-5b)8(abc+7a)+8(5a-2abc)
3(xy+9z)-(-xy+5z)-9(pq-pr)+(4pq+pr)
4y-(5y+7)4y+(4y-5s)+(3s-4y)
6(6a-2)-6a9+(7n-8)-(7n-9)
8(-ab-2a)+(7a+3b)17(abc-9a)-6(2a+8abc)
9(xy-9z)-(-xy-8z)-5(pq-pr)+(5pq+pr)
4m-(6m+7)m-(8m-4d)+(8d+4m)
3(2m-6)-4m6-(8a+2)-(5a-3)
3(ab+9a)+(2a+7b)4(abc-9a)+9(5a-5abc)
8(xy+6z)-(-xy-2z)-2(pq+pr)-(9pq+pr)
-5y+(8y-7)y-(4y+8c)-(9c-9y)
-7(3n+9)+3n6+(6m-2)-(6m-6)
9(ab+4a)+(6a+2b)5(abc+6a)-8(4a-2abc)
5(xy-6z)+(-xy-7z)-6(pq-pr)+(5pq-pr)
2n-(4n-2)n-(8n-8z)-(9z-6n)
4(9b+5)-4b6+(9a+10)+(4a-8)
5(ab+6a)+(8a+9b)10(abc+3a)+8(3a-4abc)
5(xy+7z)+(-xy-7z)-5(pq+pr)+(8pq-pr)
-4b-(8b-2)5b-(6b+6d)+(8d+8b)
2(6s-3)-3s8+(8y+9)-(8y-4)
9(ab-6a)-(9a-9b)20(abc-5a)-7(5a-7abc)
8(xy-6z)+(-xy+2z)-9(pq-pr)+(8pq+pr)
-5y+(9y+2)y-(5y+6s)-(9s-y)
9(4m-1)+9m4+(2b-9)+(9b-5)
5(-ab+6a)+(4a+4b)16(abc+9a)-2(5a-4abc)
2(xy-9z)-(-xy+2z)-3(pq-pr)+(5pq-pr)
2y-(2y+5)y+(6y-9p)+(3p-y)
-8(8m-3)+5m6+(2n-6)-(2n+4)
8(ab-7a)-(5a-2b)17(abc+4a)+7(9a+8abc)
3(xy-9z)-(-xy+5z)-7(pq-pr)+(2pq+pr)
9b-(6b+5)b-(9b+9p)+(9p-b)
-3(3t-4)-8t6-(5a-10)-(9a-4)
9(-ab+2a)-(2a+8b)18(abc+8a)+8(5a+9abc)
6(xy+5z)+(-xy-7z)-3(pq-pr)+(9pq+pr)
7x+(9x-1)3x+(4x+7p)-(6p-9x)
8(9m-9)-4m7+(9a-6)+(9a+6)
6(ab-9a)-(8a-2b)5(abc-9a)-3(2a-9abc)
7(xy+4z)+(-xy+9z)-9(pq-pr)-(9pq+pr)
5m+(9m+3)m+(9m-3p)+(6p+6m)
-4(7m+9)+6m7-(2m-5)+(8m-10)
2(ab-8a)-(9a+8b)12(abc-2a)+7(3a+3abc)
4(xy-9z)-(-xy-6z)-5(pq-pr)-(4pq-pr)
3b+(9b-6)b+(6b+4s)+(7s+2b)
-6(6a-10)+4a4-(8y-6)-(5y+9)
4(ab-6a)-(9a+4b)12(abc+3a)-7(2a-8abc)
8(xy-5z)-(-xy-6z)-4(pq+pr)-(8pq-pr)
-9y-(7y+1)y+(2y+9s)+(5s-y)
-3(6a-3)+2a2+(4a+9)+(7a-1)
4(-ab+3a)-(6a-5b)13(abc-7a)-8(8a+8abc)
9(xy-9z)-(-xy+2z)-3(pq-pr)+(3pq+pr)
8m+(4m+4)m+(4m-8q)-(2q+5m)
8(7t-7)-5t10+(4b+10)+(4b+2)
4(ab-2a)-(3a-3b)20(abc+9a)-8(8a+4abc)
8(xy-3z)-(-xy-8z)-3(pq+pr)-(3pq+pr)
-9y-(6y-6)9y-(7y+4z)+(3z-y)
-4(2m+6)-3m7+(9y+8)+(9y-1)
3(-ab+2a)+(4a+2b)8(abc+4a)+9(2a+5abc)
5(xy+7z)+(-xy-5z)-8(pq+pr)+(6pq-pr)
2x+(3x-8)9x-(7x+2q)+(8q+x)
-4(6t-7)+5t6-(2x-3)-(2x+2)
3(ab+5a)-(7a-2b)4(abc+8a)-9(8a-3abc)
5(xy+3z)-(-xy-8z)-3(pq+pr)+(4pq+pr)
2a-(6a-3)6a-(7a-8s)-(6s+5a)
-5(8a-2)+8a9+(6x-9)+(2x-9)
4(ab-5a)+(7a+9b)8(abc+2a)-6(2a-7abc)
2(xy+2z)-(-xy+8z)-6(pq+pr)-(3pq-pr)
4m-(5m-7)m-(2m+9q)-(3q+m)
-3(3b-10)-7b2-(3y+9)-(6y+9)
8(-ab-5a)+(4a-5b)13(abc+5a)+3(4a+5abc)
4(xy+4z)+(-xy+5z)-7(pq-pr)-(4pq+pr)
5m-(6m-8)m+(9m+4d)+(5d-4m)
2(9m-4)+5m1-(3a+8)-(3a+5)
6(ab+5a)-(9a+4b)17(abc-7a)+5(3a+5abc)
2(xy-4z)+(-xy-4z)-2(pq-pr)+(7pq-pr)
-9a+(7a-5)9a+(8a-9p)-(2p+4a)
-9(6n-4)+4n5+(5y-1)-(3y-7)
7(-ab-6a)-(9a-2b)8(abc-9a)+8(3a+7abc)
2(xy-6z)+(-xy-6z)-9(pq-pr)-(7pq-pr)
9m+(7m-5)m+(2m+6c)-(8c+8m)
-8(9s-5)+2s2-(6a+6)-(5a-8)
5(ab-7a)-(8a-9b)6(abc+5a)-7(9a-5abc)
4(xy+7z)-(-xy+4z)-4(pq+pr)+(5pq-pr)
-7n+(6n+9)n+(4n+7c)+(2c+n)
-5(5m+7)-9m10+(5m-2)+(3m+6)
7(ab-2a)-(5a-6b)8(abc-7a)-4(2a+8abc)
5(xy-3z)+(-xy-2z)-5(pq-pr)+(4pq+pr)
9b+(4b+8)8b+(7b+7d)-(3d+7b)
-6(2s+9)-8s6+(5x+8)-(6x+3)
3(-ab-8a)+(8a-5b)8(abc+3a)+7(7a-8abc)
5(xy+5z)-(-xy+4z)-5(pq-pr)+(8pq-pr)
7y-(3y+1)y-(4y-3d)+(9d-y)
-6(3m+1)-3m1-(6y-8)+(8y+7)
8(-ab-5a)+(8a-9b)17(abc-3a)-6(6a-6abc)
8(xy+8z)+(-xy+3z)-4(pq+pr)+(4pq-pr)
4b-(9b+2)2b+(2b+3s)+(4s+6b)
-7(3t-5)+3t5-(5n-4)+(6n+2)
3(ab-2a)+(3a+4b)13(abc+3a)+8(3a+4abc)
4(xy+4z)+(-xy+9z)-8(pq+pr)+(6pq-pr)
5b+(2b-9)9b-(2b-5z)+(2z+b)
-3(3a+8)-4a10-(3n-3)-(2n-3)
4(ab-5a)-(9a-5b)7(abc-7a)-6(8a-5abc)
7(xy-8z)-(-xy+9z)-8(pq+pr)+(8pq+pr)
-5a-(7a+6)a+(8a-7z)+(8z-a)
-8(5b+1)-4b3+(7n+4)+(9n-2)
3(-ab-8a)+(7a-3b)15(abc+6a)-9(8a-9abc)
4(xy-5z)+(-xy+2z)-4(pq-pr)-(9pq+pr)
2y+(7y+9)y-(9y+7z)-(9z+y)
-9(6b-7)-4b2-(9m-6)+(5m-2)
2(ab+8a)+(3a-8b)18(abc+7a)+5(8a+6abc)
3(xy+9z)-(-xy-6z)-6(pq+pr)-(6pq-pr)
8a-(6a+5)5a-(2a+8d)-(2d+8a)
2(9s-8)+9s7+(9b-1)+(5b-4)
4(-ab-7a)-(9a-6b)12(abc-5a)+8(9a-6abc)
8(xy-5z)+(-xy-5z)-7(pq+pr)-(9pq+pr)
-9a+(6a+8)9a-(4a-4d)-(5d-6a)
-6(9s-1)+2s10-(5n+1)-(6n-7)
3(ab-2a)+(4a+9b)5(abc-5a)-7(6a+2abc)
8(xy+4z)+(-xy+6z)-7(pq-pr)-(4pq+pr)
-9b+(3b+5)9b-(8b+4c)-(8c-b)
8(3t+8)-8t8+(7m+4)-(2m+2)
9(ab-5a)+(3a-7b)3(abc-5a)-7(7a+3abc)
6(xy+2z)-(-xy-2z)-4(pq-pr)+(9pq-pr)
-2a-(4a+5)a-(3a-7c)-(2c+4a)
9(2m+6)+7m3-(9m-4)+(3m+7)
4(ab-6a)-(5a-7b)9(abc-2a)+2(2a+5abc)
5(xy+2z)-(-xy+3z)-8(pq+pr)-(8pq+pr)
-6a-(2a+1)7a+(8a+6s)+(8s-7a)
8(6b+9)+8b5-(4y-6)+(8y-7)
7(-ab+4a)+(2a+5b)7(abc+3a)+2(6a-8abc)
4(xy+8z)+(-xy+8z)-6(pq-pr)-(8pq+pr)
-2m+(6m+6)2m+(5m-5c)+(9c-9m)
-4(9n+3)-3n9-(2n-7)+(8n+1)
9(-ab-7a)-(5a+2b)3(abc-4a)+5(6a+6abc)
3(xy-2z)+(-xy+7z)-5(pq+pr)-(6pq-pr)
-8x-(4x-5)4x-(2x-6z)+(5z-x)
-9(3b+5)+9b9+(3b+9)+(8b+10)
9(-ab+9a)+(7a+9b)19(abc+8a)+8(7a-4abc)
8(xy-2z)-(-xy-6z)-9(pq+pr)+(7pq-pr)
6x+(4x+6)x+(9x+8s)+(3s+x)
-2(7t-10)-5t10+(4x-2)-(2x-2)
7(-ab+8a)+(4a-3b)3(abc-8a)-3(4a-3abc)
9(xy+2z)-(-xy-2z)-6(pq-pr)+(3pq-pr)
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- 七年 级数 上册 合并 同类项 专项 训练 66