七年级数学上册合并同类项练习题精编177Word格式.docx
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7(ab-8a)-(6a+2b)19(abc+3a)-4(3a+6abc)
2(xy+2z)+(-xy+5z)-9(pq+pr)-(9pq+pr)
-7a-(6a-5)2a-(7a-3s)-(2s-a)
3(8m+9)+8m7+(9b-10)+(4b-8)
5(-ab+4a)+(3a+3b)14(abc-3a)+6(9a+8abc)
8(xy+5z)+(-xy+9z)-2(pq-pr)-(4pq+pr)
-7b+(8b+9)b-(8b-2z)-(9z-3b)
-9(7b-9)+5b3-(3x+3)+(5x-5)
8(ab-8a)+(7a-6b)16(abc-9a)+9(4a+7abc)
8(xy+3z)-(-xy+7z)-2(pq-pr)-(5pq+pr)
2n+(3n+6)n+(3n+4d)+(9d-3n)
7(6a+7)+3a1+(7y-10)-(2y-5)
3(-ab-8a)-(6a+9b)9(abc+7a)-2(9a+6abc)
7(xy-5z)+(-xy-5z)-4(pq+pr)-(8pq+pr)
4m+(5m+7)8m+(6m-6d)+(2d-m)
-8(9m+10)-7m6-(4x-1)+(7x-9)
6(ab-2a)-(7a-7b)6(abc+3a)+8(2a-2abc)
4(xy+8z)-(-xy+5z)-9(pq-pr)-(8pq+pr)
-7y+(8y-1)6y-(6y+5z)-(3z+y)
-6(8b-9)-4b6+(3n-1)+(3n+1)
3(ab+7a)-(7a-2b)16(abc-5a)+6(4a-6abc)
9(xy+3z)-(-xy-6z)-6(pq+pr)-(5pq+pr)
9a-(8a-2)a-(9a+2s)+(6s+a)
-8(9b-5)+9b6+(6x+1)+(3x-2)
8(-ab+5a)-(5a-2b)5(abc+7a)-9(4a+4abc)
8(xy-9z)-(-xy-5z)-3(pq-pr)-(9pq+pr)
7y-(5y-6)y-(6y+2d)-(9d-2y)
7(6a-9)-9a5+(6b-1)-(8b-4)
2(ab+7a)+(2a-9b)11(abc-3a)+4(5a-3abc)
4(xy-7z)-(-xy-3z)-5(pq-pr)+(6pq+pr)
-7b+(5b-8)b+(5b-2c)+(7c-b)
-2(7t+6)+4t8+(3y+9)+(3y-9)
4(ab-9a)-(5a+2b)15(abc+9a)-5(2a-2abc)
6(xy-2z)-(-xy-2z)-7(pq+pr)+(2pq-pr)
-8x-(8x-5)x-(5x-4p)+(7p+3x)
5(5t-7)-5t4-(2b-5)-(2b-10)
9(-ab-3a)-(7a-7b)11(abc+5a)-7(9a+7abc)
7(xy+6z)+(-xy+6z)-8(pq-pr)+(8pq-pr)
5x+(2x+6)7x+(8x-7p)-(5p+x)
-7(4a-10)+3a6+(8x+3)-(3x-6)
5(-ab+8a)+(4a+7b)11(abc+6a)+7(5a-8abc)
9(xy-9z)+(-xy-3z)-6(pq-pr)+(8pq-pr)
7b-(6b+1)3b-(8b-6z)+(2z-b)
-9(9t-4)-7t6-(8n-8)-(6n+9)
9(-ab+2a)+(2a-8b)9(abc-6a)+6(6a+4abc)
2(xy+2z)+(-xy-9z)-2(pq+pr)+(9pq+pr)
-8b+(4b+3)b-(6b-7p)+(5p-4b)
2(9m+7)-2m8+(8b+6)+(3b+2)
7(ab+5a)+(5a+8b)18(abc-8a)-7(4a+8abc)
9(xy+5z)+(-xy-4z)-4(pq+pr)-(4pq-pr)
-2a+(8a+1)6a+(5a+5p)-(6p+2a)
-4(4b-2)-8b6-(6x+6)+(3x+2)
5(ab+4a)-(7a-4b)20(abc+3a)+5(4a-3abc)
7(xy+4z)-(-xy+2z)-9(pq+pr)-(8pq+pr)
3b-(2b-8)8b-(8b+4z)-(6z-b)
-8(2b-9)-7b1+(9a+10)-(3a+4)
5(ab-7a)+(3a-6b)5(abc+7a)-7(8a-9abc)
5(xy-8z)+(-xy+6z)-8(pq+pr)-(5pq-pr)
-9x-(7x-6)3x-(7x-5q)-(7q-x)
9(3b-8)-6b8-(8m+5)+(6m-5)
8(ab+5a)+(2a-3b)7(abc+4a)-5(4a-4abc)
2(xy+9z)+(-xy-5z)-3(pq+pr)+(2pq-pr)
-8n-(5n-3)5n-(9n+8c)+(3c-7n)
-7(5b-9)+8b6-(9y-1)-(8y+8)
8(-ab-4a)-(2a+3b)5(abc+9a)-9(2a+2abc)
3(xy-8z)-(-xy-6z)-5(pq-pr)-(6pq+pr)
5n-(3n-4)4n+(3n-4p)+(3p-n)
-8(5a-6)-2a3-(5b-8)-(3b-5)
3(ab-2a)+(7a+6b)12(abc-3a)+2(7a-5abc)