七年级数学上册合并同类项基础练习题186Word格式文档下载.docx
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6(ab+5a)-(9a-5b)14(abc+6a)-8(9a-8abc)
8(xy+8z)+(-xy-9z)-4(pq-pr)+(6pq+pr)
7y+(7y-4)9y+(5y-6d)-(3d+6y)
8(9s+3)+6s5-(9x+4)-(5x-4)
2(ab+5a)+(3a-5b)20(abc-9a)+2(3a-9abc)
4(xy+5z)+(-xy+8z)-8(pq+pr)-(9pq-pr)
3m-(4m-7)m-(3m-8q)+(9q+9m)
-5(9a-8)+7a3+(9n+8)+(7n-8)
4(ab+2a)-(3a-5b)16(abc+7a)+9(3a-9abc)
3(xy-9z)+(-xy+3z)-9(pq+pr)+(6pq+pr)
6n+(5n+3)n+(3n-8s)-(2s+9n)
3(7s-7)-3s8+(8m+2)-(4m+9)
9(ab-6a)-(8a+3b)12(abc+5a)+6(8a+5abc)
9(xy+5z)-(-xy-7z)-4(pq-pr)+(2pq+pr)
8n+(7n-1)2n+(6n+7s)+(3s-2n)
-8(7a+1)-3a2-(5b-9)-(2b-5)
2(-ab+2a)+(9a+3b)9(abc-6a)-4(6a-6abc)
4(xy+4z)-(-xy+7z)-3(pq+pr)-(5pq-pr)
-7m+(8m-9)m+(6m-3s)-(6s+5m)
-2(7s-9)+2s8-(8y+9)+(5y-9)
9(-ab+3a)+(4a+9b)8(abc-4a)+9(5a+7abc)
3(xy-2z)-(-xy-7z)-5(pq-pr)+(3pq-pr)
-5y+(4y-5)3y+(6y-6q)+(8q+7y)
-2(8b+4)-4b1+(8m+3)-(8m-10)
4(ab-3a)+(9a-9b)18(abc+7a)+5(8a-9abc)
8(xy+3z)+(-xy+8z)-2(pq+pr)+(4pq+pr)
-9n+(7n+7)n-(2n+3d)+(9d-3n)
-8(3n+4)-8n8-(9m-8)-(7m+2)
5(-ab+5a)-(4a+4b)10(abc-9a)+3(6a+6abc)
7(xy+4z)-(-xy-3z)-9(pq-pr)-(4pq-pr)
-5n+(7n+4)4n+(2n-5z)-(3z-n)
-9(5n+4)-8n7+(3b+10)-(5b+3)
5(-ab-2a)-(3a+9b)2(abc+3a)+9(6a-2abc)
9(xy-2z)-(-xy-6z)-8(pq-pr)+(4pq+pr)
-6b+(3b-2)5b-(6b-2z)+(9z+b)
-2(4a+8)-7a10-(6x-2)+(4x+8)
5(ab-6a)-(5a+9b)10(abc+6a)+3(7a+8abc)
4(xy-7z)-(-xy+4z)-4(pq-pr)+(7pq+pr)
-8y+(2y+8)y+(4y+4z)-(2z-y)
-5(6s-6)+4s8-(9x-9)+(3x-5)
4(ab+9a)-(6a-6b)17(abc-5a)-2(8a-2abc)
9(xy+5z)+(-xy-2z)-3(pq+pr)+(7pq-pr)
-6x-(6x+8)3x-(5x+6c)+(6c-x)
-4(3b-5)+9b7-(7y+4)-(4y-4)
9(ab-8a)+(2a-3b)6(abc-8a)-6(7a+3abc)
9(xy+3z)-(-xy+9z)-7(pq+pr)-(8pq-pr)
-2b+(3b-6)b+(4b-5s)-(5s-b)
7(2m+4)+8m10+(4b-8)-(3b-4)
3(-ab-6a)-(3a+6b)10(abc+7a)-5(9a-8abc)
6(xy-3z)-(-xy-4z)-7(pq+pr)-(8pq-pr)
9b-(4b+7)4b-(8b+9z)-(5z+6b)
-9(8m+2)-6m6-(9b-2)+(3b-8)
9(-ab+3a)+(4a+2b)3(abc+4a)+9(4a-4abc)
3(xy-9z)-(-xy-3z)-7(pq+pr)-(3pq+pr)
8b+(3b+8)b-(3b-3s)-(8s-3b)
7(8t-8)+7t10-(3x-8)-(3x+9)
3(ab+5a)+(6a+2b)9(abc+4a)-2(8a-5abc)
7(xy-3z)+(-xy+9z)-5(pq+pr)+(3pq-pr)
-2m+(7m+4)m-(4m+8p)-(9p+m)
4(7s+6)-5s7+(6a-6)-(4a-2)
3(-ab+2a)+(2a-7b)7(abc+8a)-4(4a-9abc)
6(xy-6z)+(-xy+9z)-7(pq+pr)-(6pq-pr)
2b-(3b+2)b-(3b+2s)+(4s+b)
9(3s+3)+4s7-(9m-9)-(5m+6)
8(ab-8a)-(5a-5b)4(abc+3a)+7(4a-7abc)
9(xy-9z)-(-xy+7z)-2(pq-pr)+(4pq-pr)
5a-(2a-9)5a-(9a-7z)-(2z+9a)
4(9n+2)-6n4-(7y-8)-(9y+9)
4(ab-3a)+(2a+5b)2(abc+4a)-6(2a-8abc)
9(xy+4z)+(-xy-2z)-9(pq+pr)-(6pq-pr)
-6a+(7a-7)a-(4a-7z)-(2z-a)
-8(7t-1)+5t10+(4a-5)+(9a+5)
6(ab-6a)+(3a+4b)7(abc+5a)+4(6a+4abc)
5(xy-9z)-(-xy+3z)-9(pq+pr)-(9pq-pr)
-6x-(7x-1)2x-(6x+7c)+(7c-4x)
3(2s+9)+6s5-(8x-4)-(2x-9)
4(-ab-3a)+(4a-3b)20(abc-2a)-9(9a+3abc)
2(xy+7z)-(-xy-6z)-7(pq+pr)-(4pq+pr)
6m-(9m+5)2m+(3m-2d)-(5d+m)
-4(9a-9)-5a10-(4n+3)-(4n+6)
2(ab-5a)+(4a+6b)2(abc-4a)+5(6a-4abc)
6(xy-5z)+(-xy-2z)-2(pq-pr)+(3pq+pr)