七年级数学上册合并同类项练习题精编60Word文档格式.docx
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4(xy-9z)-(-xy-8z)-8(pq-pr)+(9pq-pr)
3b+(2b+6)8b-(9b+7s)-(7s+b)
-2(5t+10)+6t10+(7x+4)+(7x+5)
3(ab+8a)+(8a+3b)9(abc-9a)+4(8a-5abc)
4(xy+8z)+(-xy-7z)-5(pq-pr)-(9pq-pr)
7y-(8y-9)5y-(3y-6s)-(4s-2y)
-9(3m-1)+3m8-(5a+3)+(9a+7)
6(ab-4a)+(3a-6b)3(abc+2a)-4(5a-3abc)
9(xy+9z)+(-xy+7z)-8(pq-pr)-(5pq+pr)
3m-(4m-3)5m+(9m+5p)+(8p+6m)
3(3a+9)+4a10-(9x+4)+(9x+4)
4(-ab+9a)-(7a-5b)12(abc-5a)-2(8a+8abc)
9(xy+6z)-(-xy-6z)-3(pq-pr)+(8pq+pr)
-2a+(9a-7)8a-(6a+5s)-(8s+a)
-4(6s+8)+4s10-(9m-2)-(4m+10)
2(-ab+7a)-(6a+3b)6(abc-4a)+2(9a-5abc)
6(xy-2z)-(-xy-3z)-3(pq-pr)+(9pq+pr)
-7y+(9y+4)y-(5y-4q)-(6q-y)
-2(4n+10)+5n3-(8a+6)-(7a+10)
5(ab-5a)-(7a-9b)16(abc-8a)+4(6a-7abc)
2(xy-3z)+(-xy-7z)-4(pq-pr)+(6pq+pr)
-3y-(9y-9)2y-(2y+3d)+(6d+7y)
-8(3t-3)+3t8-(2m+5)-(5m-8)
3(-ab+7a)-(6a-7b)18(abc+7a)+6(8a-5abc)
8(xy+9z)-(-xy-8z)-7(pq+pr)+(6pq-pr)
-8x+(5x+5)3x+(8x+4z)+(8z-4x)
-2(7n+10)+2n7-(6y+1)-(8y+9)
3(-ab-9a)-(6a+7b)18(abc+3a)-9(3a-7abc)
3(xy+9z)+(-xy-8z)-2(pq-pr)-(7pq-pr)
-9n-(3n-8)n-(9n-6z)-(5z+5n)
-4(9t-4)-3t5+(7y-2)-(4y+5)
3(ab+6a)-(2a+6b)16(abc-2a)-2(2a-6abc)
9(xy-6z)+(-xy-6z)-5(pq-pr)+(3pq+pr)
5x+(7x-3)x+(5x-9p)+(5p-x)
6(6s+5)-7s8-(4x-9)-(9x-1)
9(ab+8a)+(9a-5b)6(abc+3a)+5(7a-6abc)
5(xy+5z)-(-xy-4z)-4(pq-pr)-(2pq-pr)
-2x+(7x+4)x-(7x-4p)-(7p-3x)
-7(2b+9)-3b2+(9b+10)-(8b+3)
7(ab+2a)-(9a-2b)19(abc-4a)-4(7a-7abc)
3(xy-5z)+(-xy-8z)-5(pq+pr)+(5pq-pr)
9x-(6x-2)4x-(4x-7c)+(3c-x)
-2(9t-9)+6t6-(4x-5)+(3x+9)
2(ab+2a)-(9a-5b)13(abc+7a)+3(6a-3abc)
2(xy+4z)+(-xy+6z)-5(pq-pr)-(5pq-pr)
2a+(7a-8)4a-(6a-4d)-(7d+8a)
-5(6b+4)+8b3-(8x+1)+(2x+4)
5(-ab-6a)-(2a+3b)9(abc+4a)-4(8a-8abc)
5(xy+7z)-(-xy-3z)-6(pq-pr)-(6pq-pr)
-4b+(9b+7)9b+(5b-2p)-(3p-b)
5(3b-8)-9b6-(4x-2)-(5x+2)
6(-ab+2a)+(9a+2b)5(abc-7a)+6(7a+7abc)
5(xy+8z)+(-xy-8z)-7(pq+pr)+(9pq+pr)
8b+(9b+8)b-(9b-5s)-(7s+b)
-4(2s+1)+4s4-(6m+1)-(5m-3)
6(-ab-4a)+(7a+8b)5(abc-5a)-2(2a-7abc)
7(xy+5z)+(-xy-8z)-9(pq-pr)-(9pq+pr)
-6a-(8a+6)a-(3a+5d)+(3d+a)
-9(5n+2)+6n3+(7b+1)-(4b-2)
5(-ab-7a)+(7a+5b)4(abc-8a)-9(5a-8abc)
9(xy-9z)-(-xy-2z)-2(pq-pr)+(2pq+pr)
3y+(8y-2)7y-(5y-6d)+(4d-4y)
-2(6m+7)-5m7+(3a+5)-(5a-3)
2(-ab-8a)+(3a-4b)7(abc-3a)-6(9a+5abc)
9(xy+5z)-(-xy-6z)-7(pq-pr)-(5pq-pr)
7x+(5x-1)4x-(5x-3s)+(9s-x)
-6(4s+10)-8s9+(8m+7)-(8m-6)
2(-ab+4a)+(9a-5b)9(abc-8a)+7(5a-2abc)
8(xy+4z)+(-xy-9z)-7(pq+pr)+(3pq+pr)