七年级数学上册合并同类项基础练习题43Word格式.docx
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2x-(4x-5)x-(2x-9z)-(4z+9x)
3(8n+10)-2n6-(5m+8)+(4m+8)
3(ab-7a)-(7a+4b)18(abc+2a)+5(3a+4abc)
8(xy-3z)-(-xy+4z)-7(pq+pr)+(3pq+pr)
5n-(9n+8)n-(4n-4z)+(9z-8n)
-3(5m+7)+2m2+(3n+9)-(9n-6)
8(-ab-5a)+(8a-3b)18(abc-2a)-3(4a+9abc)
6(xy-3z)-(-xy+6z)-2(pq-pr)+(5pq-pr)
7a-(3a-6)8a+(9a+7d)-(8d-a)
4(5n+7)+8n7+(6x-10)-(9x-5)
8(-ab+6a)+(3a-6b)8(abc-3a)-6(4a-3abc)
8(xy-5z)+(-xy+9z)-4(pq-pr)-(5pq+pr)
-2m-(3m-5)7m-(2m+4c)-(6c+m)
-4(9t+10)+3t6+(5y+3)+(3y-10)
2(-ab-9a)+(2a-6b)2(abc+8a)-6(4a-9abc)
5(xy-6z)+(-xy+5z)-5(pq+pr)+(7pq+pr)
3b-(2b-3)b+(7b+7d)+(7d+6b)
8(7s+9)-8s1+(6a+3)+(5a-2)
2(-ab+5a)-(2a-7b)6(abc-5a)-2(6a+5abc)
7(xy+7z)-(-xy-3z)-7(pq-pr)+(3pq-pr)
7b+(2b-9)b-(3b-6s)+(3s-b)
9(4a+7)+3a8-(7y-1)-(3y-7)
4(-ab+9a)-(5a-8b)14(abc-7a)+3(6a+5abc)
3(xy-4z)+(-xy+2z)-8(pq+pr)+(4pq-pr)
-2x+(8x-3)3x+(8x+7c)+(4c+7x)
8(4a-7)+7a7+(3b-10)-(6b-1)
5(-ab-7a)+(7a+7b)15(abc-9a)-8(5a+4abc)
5(xy-6z)-(-xy+3z)-6(pq-pr)+(6pq+pr)
-3b+(5b-7)6b+(7b+9p)-(8p-5b)
4(8t+4)-7t6+(8a+10)+(5a+7)
8(-ab-2a)-(3a-9b)12(abc-4a)-5(8a-3abc)
7(xy-5z)+(-xy+4z)-9(pq-pr)+(3pq-pr)
4y-(3y-9)y-(6y-6s)-(6s-y)
6(5s+4)+2s2+(6b-3)+(8b-9)
5(ab-6a)-(6a+9b)12(abc-2a)-9(9a+2abc)
9(xy+7z)+(-xy-6z)-3(pq+pr)-(7pq+pr)
9n-(5n+5)7n+(8n-3d)-(7d-n)
-4(3s-7)+3s5-(4y+1)-(9y-10)
8(-ab-3a)-(7a-4b)11(abc+5a)+9(2a-7abc)
2(xy-9z)+(-xy-4z)-9(pq+pr)-(7pq+pr)
-4n-(3n+7)n-(6n+3z)+(3z+6n)
-2(4t+3)-2t4+(2x-7)-(3x-1)
5(ab-7a)-(7a-3b)19(abc+4a)-8(3a+6abc)
4(xy-4z)+(-xy+6z)-9(pq-pr)-(4pq+pr)
-6b-(5b-3)b-(3b-8d)-(2d+8b)
7(6t+8)-3t9+(4a+4)-(6a+6)
6(ab+3a)-(4a+6b)4(abc+6a)+6(2a-8abc)
7(xy-7z)-(-xy+6z)-4(pq-pr)-(7pq-pr)
-6a-(6a+4)a+(7a+4z)-(3z-2a)
9(3a-9)-3a6-(6y-6)+(8y-3)
6(-ab-9a)+(2a+4b)8(abc+5a)+6(9a+4abc)
3(xy-2z)+(-xy+2z)-9(pq-pr)+(2pq+pr)
2x-(4x+2)8x-(3x-4c)+(9c+x)
-7(7a-6)-5a9+(2x+9)-(2x-7)
6(ab+2a)-(7a-7b)10(abc+4a)+4(6a+4abc)
9(xy+6z)+(-xy-6z)-2(pq-pr)+(6pq+pr)
-5y-(3y-9)7y+(5y+8c)-(3c+5y)
2(2t-2)-4t8-(2b-3)-(6b+2)
3(ab-7a)+(5a+2b)17(abc-8a)+8(8a-9abc)
5(xy+3z)+(-xy-3z)-8(pq-pr)-(4pq-pr)
-6a-(5a-2)a-(7a+6s)-(9s+2a)
-4(4t-9)+5t4+(5x-2)+(6x+6)
9(ab-3a)-(8a-4b)3(abc-9a)+9(4a+9abc)
9(xy+4z)-(-xy-9z)-7(pq+pr)-(8pq-pr)
7a-(8a-5)4a-(6a-7z)-(7z+a)
-6(6n-8)-4n6+(8y-10)+(3y+3)
6(ab+8a)+(8a-7b)13(abc+5a)+3(5a-6abc)
7(xy+2z)+(-xy-6z)-2(pq+pr)+(9pq-pr)
-3m+(9m+2)m+(2m+9z)+(8z-m)
6(8t+10)+8t5+(6x-6)-(9x+5)
7(-ab+7a)+(4a+6b)10(abc-7a)-9(7a+4abc)
3(xy-5z)+(-xy-7z)-6(pq+pr)+(3pq+pr)
9n-(7n-8)n+(7n+7z)-(5z-5n)
-3(4a+8)-8a1+(9n-6)+(2n+8)
2(ab-8a)+(5a-2b)6(abc-2a)-8(6a+2abc)
6(xy+2z)-(-xy-2z)-7(pq+pr)-(9pq+pr)
-2b+(3b-1)6b-(5b+7q)-(4q-b)
2(8m+8)+8m9-(6x+5)+(6x+5)
9(ab+8a)-(5a-3b)9(abc+4a)+4(2a-2abc)
3(xy+2z)+(-xy+8z)-4(pq-pr)-(5pq+pr)
6m-(9m+6)5m+(8m+2p)+(3p+3m)
-6(3t+5)-9t5+(8m-3)-(7m-1)