七年级数学上册合并同类项练习题精编307Word文件下载.docx
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-9y-(5y-6)5y-(9y+7c)+(6c+5y)
-7(5b-4)+9b9+(3b-8)-(3b-9)
3(ab-5a)-(4a+2b)2(abc+7a)+5(2a+2abc)
3(xy-4z)+(-xy-3z)-8(pq+pr)+(4pq+pr)
3x-(6x-3)7x+(7x+2d)-(9d-x)
-5(4s-10)-4s7+(2y+1)+(6y-2)
9(-ab+2a)+(7a-5b)2(abc+5a)+8(9a-7abc)
8(xy+5z)-(-xy+2z)-4(pq-pr)-(7pq+pr)
3a+(6a+6)a+(7a-8d)-(2d+a)
2(7t+3)+8t9-(9y+3)+(5y+5)
3(-ab-5a)-(9a+7b)20(abc+9a)-6(4a+6abc)
6(xy+4z)-(-xy+7z)-7(pq+pr)+(4pq+pr)
6n-(6n+1)3n-(9n-2d)+(4d+7n)
-7(9a+7)+9a5+(5n-2)+(4n+1)
7(-ab-5a)+(5a-7b)16(abc+7a)+6(5a+5abc)
3(xy+4z)-(-xy+9z)-2(pq+pr)-(4pq+pr)
-6m+(9m+8)2m-(6m+4z)+(3z-4m)
8(5s-1)-6s8+(6a-5)+(5a+3)
3(ab+8a)-(4a-7b)4(abc+9a)+6(8a-3abc)
5(xy+7z)-(-xy-3z)-8(pq-pr)+(8pq-pr)
2a+(4a+9)a-(5a+9z)-(6z+a)
2(3a-3)-3a7-(9n-8)-(4n-3)
7(ab-4a)-(8a+9b)5(abc-8a)-6(8a-7abc)
7(xy-3z)-(-xy+8z)-3(pq-pr)-(3pq+pr)
2n+(9n+5)n+(4n+5d)+(9d-9n)
7(2t+3)-5t3-(2x+2)+(3x+9)
9(-ab+9a)+(8a-3b)17(abc+6a)-4(2a-8abc)
5(xy+7z)+(-xy+6z)-2(pq+pr)+(3pq-pr)
4m+(9m-6)5m-(8m-2q)+(8q-m)
-5(7t+8)+4t4-(4b-5)-(2b+10)
8(-ab-6a)-(7a+4b)11(abc-3a)-9(9a-3abc)
8(xy+5z)+(-xy+8z)-7(pq-pr)+(5pq+pr)
-7x+(3x-7)x-(2x+3z)+(9z-x)
-7(3m-6)-5m10+(8a+6)+(6a-6)
9(ab+7a)-(3a+6b)5(abc-3a)+9(2a+5abc)
8(xy+8z)-(-xy-9z)-3(pq+pr)-(3pq+pr)
-9a-(6a+8)4a+(9a-5c)+(2c+a)
3(4t+10)+9t8+(9b-9)-(7b+9)
7(-ab-4a)-(4a-2b)4(abc+4a)+6(5a-3abc)
3(xy-9z)-(-xy-3z)-6(pq-pr)-(2pq-pr)
-9y-(2y-6)3y+(6y+8p)-(4p-y)
6(4n-7)-9n4-(9n-5)-(3n+7)
7(-ab+3a)-(2a-5b)3(abc+9a)+2(4a+2abc)
9(xy-8z)-(-xy+2z)-8(pq-pr)-(7pq+pr)
-6y+(6y+7)3y+(3y+5d)-(5d-y)
6(9t+7)+5t6-(2a+5)-(2a-3)
8(-ab+4a)+(9a-6b)6(abc-2a)-8(9a+9abc)
2(xy+7z)+(-xy-3z)-4(pq+pr)+(3pq+pr)
-4a-(3a+2)a-(9a+5q)-(7q+3a)
4(3a-4)+8a7-(7m+2)-(6m+1)
3(ab-4a)+(3a-5b)10(abc+6a)+5(6a-6abc)
2(xy+3z)-(-xy-6z)-7(pq+pr)-(6pq+pr)
8n-(5n+2)9n+(9n-8c)+(6c-n)
-2(5a+6)+7a8-(2y-4)+(5y+5)
7(-ab-5a)+(8a+5b)2(abc-6a)-2(6a-6abc)
2(xy+5z)+(-xy+6z)-2(pq-pr)-(5pq+pr)
7a-(8a+7)a+(6a-5z)-(5z+a)
-3(2s+8)-9s1-(9x-1)-(2x-1)
9(ab-3a)+(5a-4b)14(abc+5a)-6(2a-6abc)
5(xy+5z)-(-xy-5z)-9(pq+pr)+(4pq-pr)
7m-(8m+8)m+(5m-6s)+(2s-8m)
5(8a+10)+2a5+(2n+3)-(2n+7)
6(-ab-7a)+(7a-2b)7(abc-6a)-4(9a+5abc)
6(xy-9z)-(-xy-6z)-8(pq-pr)-(9pq+pr)
-4n+(4n-1)5n+(6n-7p)+(7p-n)
3(6m+7)+5m10-(4a+7)-(8a-1)
4(ab+4a)+(8a-2b)10(abc-5a)-9(8a+7abc)
6(xy+9z)-(-xy-3z)-9(pq-pr)+(3pq-pr)
4a-(9a-3)8a-(9a-5p)+(9p-5a)