七年级数学上册合并同类项基础练习题206.docx
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七年级数学上册合并同类项基础练习题206
6(-ab-8a)+(2a-6b)3(abc-8a)+5(2a+8abc)
7(xy-7z)+(-xy+8z)-2(pq-pr)+(8pq+pr)
2m-(7m+3)7m-(5m-3s)+(8s-2m)
-4(7m+7)+8m9-(7y-5)+(3y-1)
5(-ab-4a)-(2a-6b)18(abc+9a)-4(8a-3abc)
8(xy+9z)-(-xy+5z)-4(pq+pr)-(6pq+pr)
7m-(2m+9)8m-(9m-9p)-(3p-4m)
7(8s+4)+7s5+(4y+2)-(3y-3)
3(ab-3a)-(3a+2b)3(abc+4a)+8(2a-5abc)
2(xy+8z)-(-xy+9z)-5(pq+pr)+(3pq+pr)
9m-(7m+9)m+(3m+2c)-(2c-3m)
-4(9t+7)+8t9-(4x-8)+(6x+8)
3(-ab+9a)-(6a+8b)5(abc+2a)+7(6a+5abc)
5(xy+7z)-(-xy+4z)-4(pq+pr)-(7pq+pr)
8b+(5b+6)b-(7b+3d)+(8d-b)
-4(7a-9)-2a7+(7x-4)-(5x-7)
2(-ab-8a)+(6a+5b)5(abc-8a)+5(8a-4abc)
8(xy+7z)-(-xy-2z)-7(pq-pr)-(5pq-pr)
6a+(9a-6)a+(9a+7c)+(7c+a)
8(8m-3)+3m4-(4y-5)+(9y-6)
9(ab+3a)+(9a+7b)15(abc-2a)-5(5a-9abc)
6(xy+2z)+(-xy+8z)-3(pq-pr)-(7pq-pr)
8a+(2a-9)a+(8a-7c)+(5c+a)
4(5t+10)+3t2+(4x+10)+(9x-4)
7(-ab+6a)-(8a+2b)15(abc+4a)-9(9a-8abc)
8(xy-2z)-(-xy+8z)-9(pq-pr)-(6pq+pr)
-3n+(3n+5)2n-(3n+7q)+(9q+n)
-6(7s+8)-6s6-(6m+8)-(8m+4)
5(-ab-2a)-(8a+2b)11(abc+7a)+2(3a+6abc)
3(xy+8z)-(-xy-5z)-3(pq-pr)-(5pq-pr)
-7m-(6m-5)m-(8m+5c)+(3c-2m)
-3(6a-1)+7a5+(6m-5)-(3m-1)
9(ab+6a)-(4a-5b)14(abc-5a)+9(8a+2abc)
7(xy-9z)+(-xy-8z)-5(pq+pr)+(2pq-pr)
-2m-(6m-1)m+(7m+6s)+(2s-7m)
-2(6n-2)-7n2+(3y-2)-(4y+4)
9(-ab+8a)-(7a-8b)20(abc+7a)-7(9a-2abc)
8(xy-3z)-(-xy-9z)-8(pq+pr)+(8pq+pr)
9a-(3a-7)5a+(8a+5q)-(3q+a)
9(9b-7)+2b3-(3a+1)+(3a-9)
4(ab+7a)-(3a-8b)2(abc+5a)+4(9a-6abc)
5(xy-2z)-(-xy-8z)-2(pq-pr)+(5pq-pr)
6b-(8b+9)b-(5b-8z)-(6z-b)
7(2s-10)-6s6+(4n-10)+(8n+6)
8(ab-8a)+(6a+5b)19(abc-2a)+6(7a-5abc)
5(xy+5z)+(-xy+6z)-2(pq+pr)+(8pq+pr)
-7n+(2n+9)3n+(4n-6c)-(9c-7n)
3(7n-5)-7n9-(6a+4)+(2a+9)
9(-ab+9a)-(3a-5b)6(abc+2a)+3(5a+7abc)
2(xy+5z)-(-xy+6z)-8(pq-pr)+(5pq-pr)
2a+(4a+5)a-(2a+3d)+(6d+8a)
-5(5t-2)-4t5+(6n+8)-(5n-9)
6(-ab-9a)+(3a+3b)9(abc+2a)-7(4a+4abc)
3(xy-4z)-(-xy-5z)-3(pq+pr)+(6pq+pr)
5a-(3a-6)a+(3a+8s)+(2s-a)
-9(7a-5)-8a8-(5x+3)+(7x+4)
4(ab+3a)+(5a-7b)15(abc+4a)+4(4a-5abc)
2(xy-6z)-(-xy+5z)-8(pq+pr)+(4pq+pr)
2b-(2b-4)4b-(2b+2d)+(6d+9b)
6(3m+1)-6m5-(2b-10)-(4b-4)
2(ab-4a)+(2a-3b)17(abc+5a)+7(4a-5abc)
5(xy+5z)+(-xy-9z)-8(pq+pr)-(7pq-pr)
6n-(5n-4)7n-(2n+6c)+(5c+n)
7(3m+3)+5m4+(5n-6)+(2n+10)
5(-ab+9a)+(8a+4b)9(abc+5a)-3(5a+7abc)
9(xy+2z)+(-xy+5z)-5(pq-pr)+(6pq-pr)
-3b-(5b+6)b+(4b+5z)-(8z+b)
6(9b+8)-3b8-(2x-5)-(5x+2)
8(-ab+4a)+(5a-7b)12(abc-7a)-8(8a+5abc)
2(xy+9z)-(-xy+8z)-7(pq+pr)-(8pq+pr)
-8n-(5n+2)9n-(6n+4s)+(8s-5n)
-2(3m+9)-7m9-(4y-5)-(3y-1)
4(-ab-8a)+(9a+4b)19(abc+3a)+7(7a-6abc)
5(xy+9z)+(-xy-9z)-2(pq+pr)-(9pq+pr)
-3x+(7x+8)x+(8x+2d)-(9d-6x)
-6(2a-5)+8a2+(5m+6)-(8m-2)
9(ab-9a)+(6a+4b)11(abc+6a)+2(7a-4abc)
9(xy-7z)-(-xy+2z)-4(pq+pr)-(2pq-pr)
8x+(2x-9)x+(3x-9p)-(8p-8x)
2(9a-7)+2a4-(8y-8)+(4y+9)
8(ab+9a)+(8a+5b)16(abc+3a)+6(8a-4abc)
3(xy-4z)+(-xy-7z)-9(pq-pr)+(5pq-pr)
-4m-(3m+3)m-(7m+2d)+(6d-4m)
6(4m+7)-2m3-(9a+5)+(4a+7)
4(-ab+6a)-(4a+5b)19(abc+5a)+5(2a-6abc)
3(xy-3z)+(-xy+9z)-3(pq-pr)-(5pq+pr)
5n+(5n+6)4n+(7n-3c)+(4c-9n)
-4(8s+9)-8s9-(9a-10)-(2a+3)
3(-ab-7a)-(5a-3b)17(abc+2a)-9(5a+4abc)
6(xy-9z)-(-xy-2z)-7(pq-pr)-(8pq-pr)