七年级数学上册合并同类项基础练习题65Word格式文档下载.docx
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4b-(7b-2)b+(4b-8q)-(7q-b)
-3(7a+8)+4a5+(5x-8)+(9x+2)
7(-ab+6a)+(9a-8b)17(abc-8a)+6(5a-2abc)
7(xy+8z)-(-xy-7z)-2(pq-pr)+(3pq+pr)
9y-(7y+5)5y+(3y+7s)+(9s-8y)
-8(5n+3)-2n2-(9x+1)-(9x-1)
2(ab+4a)-(9a-9b)13(abc+4a)-7(2a+9abc)
6(xy+6z)-(-xy+5z)-7(pq+pr)+(4pq-pr)
4n-(8n+8)6n-(8n-5q)+(7q-4n)
-4(4a-10)-6a7+(4b-4)-(9b+1)
7(ab-9a)+(7a+7b)13(abc-7a)+2(5a-9abc)
2(xy-3z)+(-xy+6z)-2(pq+pr)-(9pq-pr)
-6a+(8a-6)a-(6a-4q)+(8q-a)
-8(9s+10)-5s6+(7x+10)-(2x-1)
6(-ab+9a)+(7a+6b)17(abc+6a)+7(9a-6abc)
2(xy-3z)-(-xy-5z)-6(pq+pr)+(2pq+pr)
-9y-(9y-5)y-(3y+6s)+(4s+y)
-7(6b+6)+4b5+(2m+3)+(3m+5)
2(-ab+2a)-(3a-7b)4(abc-9a)-3(2a+4abc)
8(xy+2z)+(-xy-7z)-8(pq-pr)-(7pq-pr)
-9a+(2a-4)4a-(7a-9q)-(7q+5a)
-5(4s+5)-7s6+(7b-3)-(4b+8)
5(ab+7a)-(2a-7b)3(abc-5a)-9(3a+6abc)
7(xy+7z)-(-xy-8z)-6(pq+pr)-(6pq-pr)
5y+(4y+9)y-(9y+7c)+(4c+y)
7(7s+1)+3s3-(3m-1)+(9m-1)
8(-ab-4a)-(4a-2b)14(abc+7a)-6(2a+6abc)
8(xy-6z)-(-xy+6z)-4(pq+pr)-(8pq-pr)
-6b-(3b+3)9b+(8b-6d)-(7d+b)
4(7t-3)-7t7+(5a+5)-(2a+5)
4(-ab-4a)-(7a+9b)15(abc+9a)+8(4a-4abc)
2(xy+9z)+(-xy-6z)-9(pq-pr)+(7pq-pr)
4y-(5y-6)6y-(4y-8s)-(9s+4y)
7(5m-1)-5m6+(3b-9)+(8b-8)
8(ab+3a)-(4a+2b)12(abc-8a)-8(2a-3abc)
7(xy+4z)+(-xy+8z)-8(pq+pr)-(3pq-pr)
6n+(5n-1)5n-(4n+6d)-(4d+n)
-9(2n+6)+5n9-(6a+2)+(6a+8)
2(ab+8a)+(7a+6b)3(abc-5a)+5(9a+5abc)
5(xy+3z)+(-xy+5z)-6(pq+pr)-(8pq-pr)
-2b+(4b-5)2b+(5b-7z)-(5z-b)
6(6n-2)-8n2+(2a+6)+(9a-8)
2(-ab+5a)-(2a-6b)5(abc-3a)-5(5a-7abc)
8(xy+5z)-(-xy+9z)-4(pq+pr)+(3pq+pr)
-9a+(3a+9)3a+(7a+2q)-(8q+3a)
-2(3m-6)-7m3-(4m+2)+(2m-7)
2(-ab-6a)-(4a+8b)12(abc+2a)+6(6a+2abc)
6(xy-9z)-(-xy+6z)-2(pq-pr)+(9pq-pr)
-2x+(4x-5)x+(9x-3c)-(8c-x)
6(3s-1)-9s5+(9n-10)+(7n-10)
3(ab-5a)-(7a-6b)4(abc+4a)-3(4a+3abc)
4(xy+6z)+(-xy+9z)-2(pq+pr)+(4pq-pr)
-9b-(3b+9)8b+(6b-3z)+(6z-7b)
7(9n+5)+7n6-(6y+5)+(2y-9)
7(-ab+4a)-(3a-9b)8(abc-9a)-2(8a-8abc)
4(xy-6z)-(-xy-5z)-9(pq-pr)-(6pq+pr)
9b-(3b-8)b+(9b-4q)-(4q+b)
-2(8b-9)-4b7-(4a-8)+(2a-3)
8(ab+5a)+(7a+9b)10(abc-3a)+2(2a-8abc)
7(xy+6z)-(-xy+5z)-4(pq+pr)+(2pq-pr)
-9x+(3x+5)2x+(2x+9q)-(3q-7x)
3(4s-4)+6s5+(3a+2)+(2a+10)
8(ab-2a)-(4a+8b)18(abc+2a)-3(7a+6abc)
2(xy+5z)+(-xy-5z)-3(pq-pr)-(3pq+pr)
5a-(5a-4)a-(9a-3c)-(4c+2a)
-3(5t-7)+6t7-(6a+7)-(9a-8)
7(ab-4a)-(6a+7b)14(abc+5a)-9(3a-8abc)
5(xy-8z)+(-xy-9z)-6(pq+pr)+(9pq-pr)
3a-(6a+5)3a+(5a-8p)-(3p+a)
-3(3s+2)-9s6-(4b+4)+(8b-7)
6(-ab+6a)+(6a+5b)2(abc-3a)+8(7a-3abc)
3(xy-8z)+(-xy+3z)-2(pq+pr)+(9pq+pr)
-5a-(8a-6)2a-(9a-8s)-(9s+a)
2(6b+3)-8b10-(5b-2)+(9b+8)
3(ab-6a)+(2a+3b)2(abc-4a)-9(6a+2abc)
9(xy-6z)+(-xy-9z)-5(pq+pr)-(3pq-pr)
-9m-(6m-2)m-(4m-3p)-(4p-m)
-9(2m-5)+8m8+(2b+5)+(6b+6)
8(-ab+8a)-(8a-5b)9(abc-5a)-6(2a-5abc)
5(xy-4z)+(-xy-7z)-2(pq-pr)+(5pq+pr)
-2x+(2x+7)x-(6x-8z)+(7z-x)
-4(5s-6)+9s4-(4a-7)-(7a+2)