七年级数学上册合并同类项练习题精编46Word格式.docx
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2(2t+7)-8t7-(7b+10)-(3b+5)
9(ab-6a)+(7a-5b)8(abc-7a)+4(4a+6abc)
9(xy+9z)+(-xy+5z)-3(pq-pr)-(4pq-pr)
-8a-(4a+8)2a-(4a-7p)-(8p-a)
6(8s+9)-3s4-(3n-1)+(3n-2)
2(-ab+8a)+(5a-7b)18(abc-3a)-9(9a-2abc)
7(xy-2z)-(-xy+2z)-2(pq-pr)-(6pq-pr)
-4m-(7m-6)6m+(2m+8p)+(8p+m)
9(3s+6)-7s7+(8x+8)-(6x-7)
8(-ab-5a)-(9a+4b)20(abc+5a)+5(3a-4abc)
6(xy-8z)+(-xy-9z)-6(pq-pr)+(4pq+pr)
-3x+(9x-3)x+(6x-8s)-(4s+x)
4(4a+7)+4a5-(9b+7)+(2b-6)
9(ab-2a)-(7a-7b)4(abc+4a)-6(2a-9abc)
2(xy-2z)-(-xy+7z)-8(pq-pr)-(4pq+pr)
-2a+(8a+2)a+(8a+2p)-(4p+4a)
-3(6t+2)+9t7-(6a+8)-(9a+3)
7(-ab+5a)+(5a+2b)5(abc-9a)+7(3a-4abc)
6(xy+2z)-(-xy-7z)-6(pq-pr)-(3pq+pr)
-5n-(4n+9)2n+(9n+3p)+(3p-n)
7(6n-9)-4n6-(6a-8)+(4a-8)
8(ab+7a)-(3a-7b)8(abc+6a)-3(6a+9abc)
9(xy+5z)-(-xy+6z)-3(pq+pr)-(9pq+pr)
-8x-(9x+3)x-(2x-3s)+(4s-x)
3(2b-1)+7b6-(9a+8)-(8a-6)
7(-ab+5a)+(3a-8b)4(abc+3a)+6(5a-4abc)
6(xy-9z)-(-xy+7z)-6(pq+pr)-(3pq-pr)
6x+(4x+8)x+(9x+9s)-(2s+x)
2(4n+3)+5n2-(9y-2)+(3y-6)
6(ab+4a)+(9a-7b)5(abc-2a)-2(2a-4abc)
7(xy-6z)+(-xy-4z)-5(pq-pr)+(9pq+pr)
-8y-(4y-7)y-(9y-3d)-(3d+y)
-6(5t+6)+5t6+(8m+7)-(6m-3)
4(-ab+8a)+(6a-4b)9(abc-3a)-6(7a-2abc)
3(xy-9z)-(-xy-6z)-5(pq+pr)-(3pq+pr)
-7b+(9b+9)b-(6b-5q)+(5q+b)
8(6t-9)-7t8+(5n+1)-(6n+1)
2(-ab+9a)+(2a+2b)7(abc-4a)+4(3a+4abc)
6(xy+5z)-(-xy+3z)-3(pq-pr)+(6pq+pr)
-8x-(5x-7)8x-(6x-2q)+(8q-2x)
3(9t+4)+3t2-(8x+5)+(4x-2)
3(-ab+3a)-(9a-6b)12(abc+5a)-2(2a-6abc)
5(xy+3z)+(-xy-4z)-8(pq+pr)+(6pq-pr)
4x+(6x+4)8x-(2x+9q)-(9q+x)
-6(4a-1)-7a2-(9n+10)+(5n-9)
7(-ab+9a)+(2a-3b)3(abc-2a)-4(5a+3abc)
9(xy-9z)-(-xy-8z)-9(pq+pr)-(7pq+pr)
-6m+(2m+6)5m-(3m-2s)+(3s-3m)
-6(3t-4)+6t8+(3a-4)-(5a+7)
8(ab-2a)+(5a-4b)17(abc+3a)-9(8a-7abc)
8(xy-6z)+(-xy+4z)-4(pq-pr)+(9pq+pr)
3b+(2b-4)b+(5b+3s)-(9s+b)
-4(8m+4)+5m2-(4a-5)+(2a-3)
6(-ab-8a)-(8a-4b)20(abc-3a)+5(7a-6abc)
7(xy-4z)+(-xy-4z)-4(pq-pr)-(2pq-pr)
9n-(7n-7)n-(7n+3z)-(6z-2n)
-3(2b-5)+9b9+(4y+3)+(4y+8)
8(-ab+4a)+(4a+9b)18(abc+2a)-4(3a-4abc)
4(xy-3z)-(-xy-7z)-3(pq+pr)+(8pq-pr)
-9y-(7y-4)y-(3y+5p)-(3p+y)
8(8t+9)-3t3+(2a+2)-(6a-9)
7(-ab-6a)+(8a-8b)12(abc+9a)+6(3a+4abc)
3(xy-3z)-(-xy-4z)-7(pq+pr)+(2pq+pr)
-9y-(8y-5)5y+(6y-7s)-(9s+7y)
2(9m-6)-5m5+(8x+5)+(9x+7)
6(-ab-4a)+(9a+4b)3(abc+5a)+3(7a+3abc)
4(xy+8z)+(-xy+4z)-5(pq+pr)-(4pq+pr)
-4m+(7m+6)m+(5m-2d)+(6d+m)
9(6b+2)+8b2-(6x-2)-(5x+2)