七年级数学上册合并同类项练习题精编337.docx
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七年级数学上册合并同类项练习题精编337
-5m-(4m+6)m-(3m+6c)+(9c+7m)
-5(4t+6)-3t6+(5a-8)+(7a-3)
5(ab-4a)-(8a+2b)4(abc+4a)-4(2a+4abc)
2(xy-6z)-(-xy+3z)-9(pq-pr)-(5pq+pr)
-2y+(5y+8)8y-(9y-7s)-(2s-5y)
-3(6m+8)-7m1-(2n-10)-(3n-5)
7(ab+8a)-(2a+4b)11(abc-6a)-9(7a-4abc)
8(xy-3z)+(-xy+9z)-7(pq+pr)-(4pq+pr)
-4x-(5x-5)9x-(7x-8p)+(9p+7x)
3(5s+8)+7s5-(5n+1)+(5n+10)
4(-ab-6a)+(4a-9b)3(abc-2a)+4(7a-6abc)
9(xy+5z)+(-xy+4z)-2(pq-pr)+(9pq+pr)
-7a+(4a+6)9a+(2a+2q)+(4q-a)
-7(6t-10)+8t7-(4x-1)-(7x-1)
4(ab+7a)-(9a+4b)19(abc+2a)+6(9a+5abc)
3(xy+6z)+(-xy-6z)-3(pq+pr)+(9pq+pr)
-5a-(5a-8)a+(2a-4c)+(3c-a)
6(5b+9)+7b9+(6y+10)+(7y-5)
7(ab+2a)-(6a+7b)5(abc+7a)-3(4a-5abc)
9(xy-8z)+(-xy+7z)-2(pq-pr)+(4pq-pr)
-5a-(7a+9)8a+(8a+3d)-(5d-a)
2(8t+9)+4t6+(6x+2)+(6x+2)
6(ab-4a)+(8a-2b)17(abc+5a)+4(5a+6abc)
9(xy+3z)-(-xy+9z)-5(pq+pr)-(7pq-pr)
-9b-(9b-9)7b-(7b-3d)+(6d-b)
-5(5b-3)-6b6+(8y-6)+(8y-4)
9(-ab+8a)-(7a-8b)16(abc+9a)+9(7a-7abc)
6(xy-5z)+(-xy+6z)-8(pq+pr)-(8pq+pr)
2a-(7a-9)2a-(4a-3q)+(9q-a)
8(2b-5)-2b1+(2y+6)+(7y+8)
9(ab-2a)+(7a-8b)16(abc+5a)+4(5a-6abc)
7(xy+2z)-(-xy+6z)-6(pq-pr)+(2pq+pr)
3b+(3b+9)9b+(9b+2d)+(7d-9b)
8(8t-7)+2t3-(9m-9)-(3m-5)
6(-ab+4a)+(8a-4b)12(abc-3a)-6(4a+5abc)
2(xy+2z)-(-xy-6z)-4(pq+pr)-(3pq+pr)
-8y+(8y+6)4y+(6y-9c)+(2c-y)
-8(9n-2)-4n9+(3n+2)-(4n+6)
4(-ab-3a)+(6a+6b)6(abc-4a)-7(3a+7abc)
7(xy-8z)+(-xy+9z)-8(pq+pr)-(9pq-pr)
3y-(7y-3)2y+(7y-5s)+(9s+3y)
3(4m-5)-3m1-(8n-1)+(7n+1)
7(ab+4a)+(2a-3b)5(abc-6a)+2(5a+5abc)
4(xy+2z)+(-xy-5z)-4(pq+pr)+(7pq-pr)
6m+(8m+9)m+(4m-6q)-(9q-4m)
-7(9b-3)-3b1-(8x-10)-(9x-1)
3(ab-4a)-(3a-7b)13(abc+5a)-2(3a+5abc)
6(xy+3z)+(-xy+2z)-7(pq+pr)-(8pq+pr)
4b-(2b+6)2b-(7b-7z)+(6z+9b)
-6(3b-9)+7b1-(6n+7)+(8n+3)
7(-ab-8a)-(7a+7b)19(abc-3a)-3(5a+3abc)
7(xy-8z)+(-xy-9z)-4(pq-pr)+(7pq-pr)
5b-(8b+1)9b+(3b+8p)+(8p-9b)
-8(4a-6)+8a5+(3n+3)+(4n+8)
9(ab-4a)-(4a-6b)18(abc+2a)-9(7a-6abc)
4(xy-9z)-(-xy+9z)-9(pq-pr)-(7pq-pr)
6y+(7y-2)8y-(9y+8d)+(5d+y)
4(2a-4)-2a10-(3b-3)-(7b-8)
4(ab+9a)-(6a+9b)2(abc+6a)+4(2a-8abc)
5(xy+8z)-(-xy-2z)-5(pq+pr)+(4pq-pr)
8a-(9a-5)4a-(3a-4q)+(5q-a)
6(4n+7)-4n6+(5y-6)-(2y+4)
7(ab+6a)+(4a+7b)19(abc+2a)+9(2a+3abc)
7(xy+3z)-(-xy-5z)-8(pq-pr)+(5pq-pr)
5a-(6a-3)a+(9a+2d)+(9d+2a)
4(3b-9)+6b7-(2m-7)+(5m+2)
3(-ab+3a)-(8a-4b)13(abc-6a)+7(6a+7abc)
3(xy+6z)-(-xy-5z)-2(pq-pr)-(6pq+pr)
-3n-(7n+6)9n+(9n+8s)+(7s-5n)
8(8a-5)-6a9+(9x+3)-(9x-6)
2(ab+9a)+(3a-7b)17(abc+8a)+8(2a-5abc)
8(xy+3z)-(-xy+3z)-4(pq+pr)-(5pq+pr)
4m+(6m+2)m+(2m-2c)-(5c-m)
-5(3m+10)-7m2+(8b-5)-(3b-5)
9(-ab-4a)-(2a+8b)16(abc+4a)-8(2a-6abc)