七年级数学上册合并同类项基础练习题40Word文档格式.docx
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6(ab-3a)+(8a+7b)6(abc-8a)-9(4a+5abc)
5(xy+8z)-(-xy+2z)-6(pq+pr)+(3pq+pr)
3b+(5b+2)b+(4b-8s)+(2s-b)
-6(3b-5)-8b3+(8a+8)-(2a+4)
7(-ab+4a)-(3a-2b)7(abc-2a)+9(4a+5abc)
6(xy+8z)-(-xy-5z)-6(pq+pr)-(6pq-pr)
-8a+(3a+4)3a-(7a-2z)+(2z+a)
-3(2t+7)+7t5-(5x-1)-(7x-2)
7(ab-5a)+(8a+5b)18(abc+2a)+4(4a+3abc)
4(xy+7z)+(-xy-7z)-3(pq+pr)-(3pq-pr)
-3y+(2y+9)9y+(5y+3d)-(6d+9y)
-5(5s+5)+5s7+(3b+1)+(7b+4)
8(-ab-6a)-(7a+2b)17(abc-4a)+9(9a+8abc)
2(xy+3z)+(-xy-9z)-5(pq-pr)+(8pq-pr)
-9y+(8y+2)5y-(7y+8d)-(4d+y)
-6(3n+8)+8n4-(8y-5)+(9y-8)
4(-ab+8a)-(8a-9b)3(abc-2a)+6(9a+7abc)
6(xy-3z)-(-xy-2z)-4(pq+pr)-(6pq-pr)
-3x-(8x-6)x-(3x+3q)+(5q+2x)
-4(6b-7)-6b7+(7n+6)-(9n+1)
5(ab+8a)-(7a-7b)13(abc+9a)-9(3a+7abc)
4(xy-8z)-(-xy-8z)-3(pq-pr)-(6pq+pr)
-3a-(7a+2)4a+(9a+5c)-(4c+6a)
-6(2a-8)-5a9-(2n-6)+(7n-6)
4(ab-2a)+(6a-2b)9(abc-2a)+8(2a+3abc)
6(xy+7z)-(-xy+7z)-8(pq-pr)+(7pq+pr)
5m+(3m+5)3m+(8m-6d)-(3d+7m)
-2(7a-3)+9a3-(6a-5)-(6a+1)
8(-ab-6a)-(5a+5b)8(abc+3a)+2(6a+5abc)
8(xy+5z)+(-xy-5z)-3(pq-pr)-(4pq-pr)
-6y+(4y+4)7y-(7y+9p)+(3p+8y)
7(5m-6)+5m4-(2m-10)-(9m+10)
2(ab-3a)-(7a-5b)5(abc-5a)+6(6a+9abc)
7(xy+6z)+(-xy+5z)-9(pq-pr)+(2pq-pr)
-3a-(7a-9)8a+(6a-5q)-(7q+a)
-3(8a+9)+2a5-(5m-7)+(6m+6)
5(-ab-4a)+(6a+2b)15(abc+6a)-3(2a-2abc)
4(xy+8z)+(-xy-2z)-8(pq-pr)-(3pq-pr)
8n+(2n-8)n+(6n-4z)-(9z-n)
-9(9b+5)+3b7+(5a+7)-(9a-5)
3(-ab+8a)-(9a-2b)7(abc+8a)+5(9a+8abc)
8(xy+7z)-(-xy-6z)-8(pq+pr)+(7pq+pr)
-9m-(8m-5)3m-(6m-5q)-(2q+5m)
4(3b-1)+4b2-(2m-9)+(9m-2)
8(ab-4a)+(4a+7b)16(abc-3a)+3(5a-2abc)
4(xy+5z)+(-xy+5z)-5(pq+pr)-(3pq-pr)
6x-(4x+5)9x-(7x-4d)+(3d+7x)
4(9t+10)+3t4+(5n+6)+(2n+5)
4(ab-9a)+(7a-9b)10(abc+3a)+7(7a-8abc)
7(xy+9z)+(-xy-3z)-8(pq-pr)+(8pq-pr)
3n+(5n+5)n-(2n-7z)+(8z-n)
-8(7s+8)+4s2+(5x+1)-(4x+2)
6(ab-7a)-(4a-4b)14(abc-4a)-4(6a-6abc)
3(xy+6z)-(-xy-4z)-2(pq-pr)-(3pq+pr)
-7m+(7m-2)m-(8m-8d)+(9d-m)
8(8m-2)-6m1-(5y-7)+(6y-10)
3(-ab-7a)+(6a-3b)20(abc-8a)+9(4a-6abc)
6(xy+5z)-(-xy-4z)-8(pq+pr)+(9pq+pr)
5n+(7n-4)n-(2n+5s)-(9s-n)
-5(2s+8)-4s1-(2x-9)+(9x-7)
9(ab-5a)+(2a+3b)3(abc-7a)-7(3a-7abc)
8(xy+3z)+(-xy-6z)-6(pq-pr)+(3pq+pr)
-5x-(8x+8)x+(6x+3z)+(5z-x)
-7(6n+10)+4n2-(3y-7)-(7y+7)
7(ab+6a)-(8a+6b)11(abc+6a)-5(4a-3abc)
5(xy+8z)+(-xy-7z)-4(pq-pr)+(3pq-pr)
-3x-(7x-8)x-(7x+6p)-(2p-3x)
-5(5a+1)+4a9+(8b-4)-(8b+8)
8(ab+4a)-(7a-2b)14(abc-3a)-4(3a-3abc)
2(xy-5z)-(-xy+9z)-4(pq+pr)+(7pq-pr)
-7y-(6y+4)y+(9y-8z)-(9z-y)
7(7s-4)-9s3-(2m-7)-(4m+4)
4(-ab+9a)-(3a-5b)18(abc+8a)+7(3a-9abc)
2(xy+7z)-(-xy-9z)-6(pq-pr)+(3pq+pr)
-2m+(7m+2)6m-(3m-4p)+(9p-m)
2(5b+9)+6b8-(6x-8)+(8x-3)
4(-ab-6a)+(2a-5b)5(abc+6a)+6(2a+5abc)
4(xy-4z)-(-xy-3z)-7(pq-pr)-(9pq+pr)
5y-(6y+3)6y-(4y-5d)-(9d-3y)
-4(5t-7)-7t8-(9x-4)+(7x-8)
2(-ab-6a)-(2a+3b)4(abc+7a)-2(4a+8abc)
7(xy+9z)+(-xy-2z)-7(pq+pr)-(7pq-pr)