七年级数学上册合并同类项基础练习题60Word格式.docx
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7(ab-2a)+(6a+4b)15(abc-2a)+3(2a-8abc)
5(xy-5z)+(-xy+7z)-3(pq+pr)+(5pq-pr)
-5x-(7x-7)x+(7x+3p)-(7p-x)
7(3m-8)+8m1+(7a+5)-(9a+4)
9(ab-5a)-(7a+7b)18(abc-5a)+2(7a-8abc)
2(xy+3z)-(-xy-2z)-6(pq+pr)-(4pq-pr)
-9a+(2a+6)8a-(4a+4s)-(3s+2a)
-9(3s+9)-5s2+(8m+2)+(9m-6)
2(ab-2a)+(6a-8b)18(abc-5a)-8(8a-9abc)
7(xy-7z)-(-xy-7z)-7(pq-pr)-(6pq+pr)
-6x-(2x-9)x+(2x-3s)-(5s-x)
4(2b-10)-5b8-(7b-4)+(7b-5)
3(-ab-5a)-(5a-5b)20(abc-2a)-9(4a-5abc)
7(xy+5z)+(-xy+4z)-9(pq+pr)+(3pq-pr)
-2a+(3a-4)a-(3a-7q)-(5q+a)
5(3m+2)-6m5-(9n-9)+(4n+10)
3(-ab+9a)-(3a+6b)8(abc-9a)-4(8a+4abc)
6(xy+4z)-(-xy-6z)-2(pq-pr)-(3pq-pr)
4m+(4m+5)4m+(4m+8z)-(6z-7m)
-8(7t+3)+2t9+(2y+10)-(8y+8)
4(ab+7a)-(2a+5b)4(abc-4a)-8(8a-6abc)
2(xy+3z)+(-xy+3z)-3(pq+pr)-(6pq+pr)
-9b+(2b-6)6b+(3b+6s)-(2s-b)
5(8n-4)+6n10-(9n-6)-(2n+10)
3(-ab-7a)+(4a-8b)7(abc+9a)+4(5a+7abc)
7(xy-3z)+(-xy+7z)-2(pq+pr)+(9pq-pr)
9b+(5b+9)b-(9b-5q)-(3q+7b)
4(6t+8)+3t10-(7y+5)-(2y-7)
6(-ab-6a)-(5a-8b)6(abc-8a)+2(6a+9abc)
6(xy+3z)+(-xy+6z)-2(pq+pr)-(4pq+pr)
4x+(7x+2)x+(9x+2q)+(7q+x)
-3(4n-5)-5n2-(6y-4)+(8y-1)
8(-ab-9a)+(6a-8b)2(abc+3a)+8(4a-8abc)
8(xy+3z)+(-xy+7z)-9(pq-pr)-(2pq-pr)
-8y+(6y-9)5y+(3y-2c)-(7c+7y)
-6(9t+9)-4t8-(5y-6)+(5y-10)
8(-ab-9a)+(4a-6b)19(abc+6a)-4(3a-3abc)
4(xy+5z)-(-xy-4z)-9(pq+pr)+(2pq-pr)
3m-(7m+2)m+(3m-3q)-(3q+4m)
7(4a+1)+6a6+(4n+10)-(2n-4)
7(-ab-2a)-(2a-8b)11(abc-2a)-8(4a+5abc)
2(xy+7z)-(-xy-4z)-9(pq-pr)+(3pq+pr)
7y+(4y+6)4y+(3y+2p)+(5p-y)
2(8s+9)+5s8-(7m-2)+(8m-6)
3(-ab+3a)+(2a-6b)9(abc-2a)+8(3a+7abc)
2(xy+4z)-(-xy-2z)-9(pq+pr)+(8pq-pr)
3x-(2x+2)x-(3x-2c)+(9c-5x)
-7(6n-3)+9n9-(3m-1)+(3m+2)
5(-ab+8a)-(7a+6b)18(abc-9a)-5(7a+8abc)
9(xy-2z)-(-xy-2z)-7(pq+pr)+(6pq+pr)
6y+(4y+7)6y+(4y+7q)+(4q-3y)
-5(9m-6)-6m4-(5n+7)-(5n+5)
4(ab+8a)+(3a+4b)7(abc+4a)-8(9a+9abc)
8(xy-6z)-(-xy+2z)-2(pq+pr)+(5pq-pr)
4y+(5y+9)5y-(6y+7q)+(7q+6y)
9(4t-4)+4t10-(3x-5)-(3x+2)
4(-ab-9a)-(4a+3b)14(abc-2a)+6(6a-6abc)
7(xy+7z)-(-xy+2z)-7(pq-pr)+(9pq+pr)
-2x-(9x-6)x-(9x-9p)+(8p-4x)
-6(8t+8)+5t9+(2n-6)-(4n+6)
5(-ab-7a)+(6a+2b)18(abc+8a)-2(5a-7abc)
6(xy+5z)-(-xy+7z)-9(pq+pr)-(7pq-pr)
8m+(6m+1)9m-(8m+3c)-(5c+m)
-6(2s-5)-3s2+(4y-3)-(3y-4)
9(ab+9a)+(3a-5b)10(abc-8a)+5(4a+7abc)
3(xy-3z)-(-xy-2z)-6(pq-pr)-(9pq+pr)
2n+(6n-1)6n+(2n-4c)+(3c-n)
6(2s-1)-9s4-(7y+9)+(9y+3)
2(-ab+5a)+(5a-8b)7(abc+5a)+2(4a-4abc)
7(xy+7z)+(-xy-6z)-7(pq+pr)+(2pq-pr)
-4a+(8a-7)a+(6a+3q)+(8q-2a)
2(4s+7)-4s3+(9b+4)-(7b+8)
4(ab+5a)+(5a-7b)6(abc+9a)+3(5a-9abc)
4(xy-3z)-(-xy-4z)-2(pq+pr)+(4pq-pr)
9n+(8n+1)5n+(7n-2p)+(5p-8n)
7(2b-2)-4b5-(3b-4)+(5b+5)
9(-ab-6a)-(7a-6b)14(abc-9a)-2(2a+9abc)
4(xy-3z)+(-xy-6z)-5(pq+pr)-(6pq-pr)
6b+(9b-3)2b+(7b-8c)+(9c+b)
3(8s+7)+2s8-(9y+7)+(8y+4)
2(ab+7a)-(8a+8b)17(abc-3a)+9(9a+3abc)
7(xy+5z)+(-xy+9z)-8(pq+pr)-(3pq-pr)