七年级数学上册合并同类项练习题精编201Word文件下载.docx
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2(-ab+3a)+(5a-2b)4(abc+4a)+7(3a-7abc)
5(xy+7z)+(-xy-8z)-3(pq-pr)-(4pq-pr)
5n-(7n+3)n+(5n-6c)-(9c-5n)
-5(8b-9)-5b6-(5y-8)+(5y-5)
2(-ab-8a)-(6a-2b)16(abc-9a)-4(3a+3abc)
7(xy+5z)+(-xy+5z)-6(pq+pr)-(2pq+pr)
4m+(2m+4)m-(8m-5p)+(4p+m)
3(6m+9)-3m2-(8y+6)-(2y-3)
6(-ab+9a)-(9a-9b)9(abc+2a)+8(7a-6abc)
7(xy-6z)-(-xy-5z)-3(pq+pr)-(8pq+pr)
-5a+(5a-7)2a+(4a+7s)-(2s+a)
-2(3t+3)-4t6-(2x+9)+(7x+4)
3(-ab-4a)-(8a-7b)19(abc+8a)+3(4a-7abc)
9(xy+9z)-(-xy+6z)-3(pq-pr)-(2pq+pr)
-7y-(2y+4)4y-(5y-6d)+(7d+y)
7(4s+10)+3s8-(8y-3)+(3y-3)
9(-ab+7a)+(9a-6b)14(abc+8a)+9(2a-3abc)
5(xy+9z)-(-xy-5z)-6(pq+pr)-(6pq-pr)
-6n+(7n-7)n+(3n-5q)-(9q+4n)
-4(4a-4)-8a3-(2x+7)+(3x-5)
8(ab+2a)+(2a+6b)8(abc+6a)+6(2a-7abc)
4(xy+2z)-(-xy+7z)-9(pq+pr)-(8pq+pr)
6m-(8m-7)7m+(7m-5c)-(9c-5m)
-3(9n-10)-5n3+(6x+8)-(2x-7)
8(ab+6a)+(3a-6b)13(abc-9a)-6(6a-4abc)
4(xy+2z)-(-xy+8z)-3(pq-pr)+(4pq-pr)
8n+(9n+6)n+(4n+8q)+(2q+n)
2(9m+9)-3m2+(8n+5)-(5n-6)
8(-ab-3a)-(4a+9b)8(abc-3a)+8(9a-2abc)
5(xy+5z)-(-xy-9z)-3(pq+pr)+(2pq-pr)
-5a-(2a-7)a-(4a-7d)+(6d-7a)
2(7a-6)+8a8-(4x+8)-(7x+4)
7(-ab+2a)-(9a+7b)7(abc+6a)-5(3a+2abc)
9(xy+9z)+(-xy-8z)-2(pq+pr)-(6pq+pr)
8y+(4y-3)2y+(7y+7p)+(4p+y)
-7(5b+9)+3b6+(2b-10)+(7b-2)
2(-ab+5a)-(6a+7b)19(abc+2a)-2(8a+6abc)
3(xy+2z)-(-xy+6z)-5(pq+pr)-(5pq+pr)
-3y-(5y-5)y-(2y+5z)-(2z+y)
-3(6a-1)-3a4-(6y+5)-(7y-10)
2(-ab+6a)-(9a-7b)3(abc-8a)+9(3a-5abc)
3(xy-4z)-(-xy-3z)-4(pq-pr)+(4pq+pr)
-6x+(5x-3)x-(2x+2q)-(8q+6x)
4(4t+9)+3t6+(8n+5)+(8n-6)
7(-ab+8a)-(2a+9b)19(abc-7a)+9(5a-4abc)
5(xy+9z)+(-xy-4z)-5(pq-pr)-(5pq+pr)
-3y-(7y+5)5y+(3y-5s)-(5s-8y)
6(6b+8)-9b3+(2x-3)+(5x-2)
9(ab-2a)-(9a-3b)17(abc+7a)+4(5a-5abc)
3(xy-7z)-(-xy-6z)-2(pq-pr)+(8pq+pr)
5b+(6b+7)b+(6b-8p)-(8p-8b)
5(5n-5)-5n7+(2x+10)+(3x+9)
2(ab-7a)-(4a+5b)12(abc-7a)+7(9a+6abc)
8(xy-9z)+(-xy+2z)-5(pq+pr)+(8pq+pr)
2b+(3b+8)6b+(7b+4q)-(2q-b)
4(5s-3)+3s4+(9y+6)+(3y+4)
8(ab-2a)-(2a+6b)18(abc-4a)-9(5a-3abc)
3(xy-9z)-(-xy-4z)-2(pq+pr)-(4pq-pr)
4m-(2m-3)m+(9m-4s)+(4s-m)
5(8m+10)+4m5-(9y-8)-(2y+3)
3(-ab-8a)-(5a+6b)13(abc+2a)+6(9a-8abc)
5(xy+4z)-(-xy+8z)-2(pq+pr)+(8pq+pr)
4m-(7m+5)8m+(6m-6q)+(3q-3m)
-2(8t-4)+7t5+(7a-4)-(2a-8)
4(ab-8a)+(7a+3b)2(abc+9a)+8(4a-3abc)
2(xy-3z)+(-xy-8z)-3(pq+pr)+(4pq+pr)
-4n+(8n+8)7n-(8n-5z)-(4z+2n)
-2(5a-9)-3a2-(2x+1)-(2x-7)
5(-ab-9a)-(7a+4b)11(abc-4a)+4(7a+3abc)