七年级数学上册合并同类项基础练习题194.docx
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七年级数学上册合并同类项基础练习题194
6(ab-4a)-(2a-9b)16(abc-5a)-8(2a+5abc)
2(xy-9z)-(-xy+9z)-6(pq-pr)-(7pq-pr)
-4n-(8n-4)2n+(3n-8d)-(4d-7n)
7(4m+3)+8m4+(8y-7)+(9y-7)
3(ab+6a)-(9a+4b)11(abc+2a)-8(3a+6abc)
3(xy+9z)+(-xy+7z)-5(pq+pr)+(7pq+pr)
-6y+(4y+3)y-(8y-5q)-(4q+8y)
-8(7t-6)-9t2-(3a+3)-(8a-10)
5(-ab-2a)-(5a-2b)3(abc+4a)-3(3a-6abc)
5(xy-8z)+(-xy-9z)-3(pq+pr)-(3pq+pr)
-8b+(2b-6)7b+(6b-3c)-(6c+8b)
5(8t+3)-5t9+(4y-7)+(2y+7)
2(-ab+7a)+(7a+6b)20(abc-8a)-3(2a-4abc)
9(xy+4z)+(-xy-4z)-3(pq-pr)-(4pq+pr)
-9n-(7n-7)n-(4n-8d)+(5d-n)
4(7a+5)-6a6+(7m-9)-(2m-8)
9(-ab+6a)+(7a-6b)3(abc-4a)-6(3a+5abc)
5(xy+6z)+(-xy+4z)-3(pq+pr)-(8pq-pr)
-3b+(6b+2)9b-(4b+4d)+(9d+b)
7(4n-2)+3n2+(9a+7)+(8a+1)
5(-ab-4a)-(9a-6b)2(abc-2a)+9(8a+4abc)
6(xy-2z)+(-xy+6z)-6(pq+pr)-(5pq-pr)
-6x+(9x-4)8x+(2x+8z)-(5z+9x)
6(4n-10)-6n2+(9n+1)-(3n-3)
4(-ab-8a)-(5a+4b)20(abc-3a)-2(4a-4abc)
6(xy-8z)-(-xy+7z)-3(pq-pr)+(7pq+pr)
-4a+(6a+8)9a+(8a-7c)-(7c-8a)
5(2a-9)-2a1-(8m-5)-(6m+4)
5(ab-8a)-(8a-7b)14(abc+8a)-3(2a-4abc)
5(xy-2z)-(-xy+8z)-7(pq+pr)-(5pq-pr)
8b-(7b+6)b+(6b-4c)-(2c-7b)
4(3m-3)-8m1+(9y-2)+(7y-10)
3(ab-2a)-(9a-3b)6(abc-3a)+3(6a-7abc)
8(xy+7z)+(-xy-2z)-8(pq+pr)+(3pq-pr)
-9b-(3b+2)8b-(7b-3z)-(4z+b)
-7(3n+4)-3n10-(5a+5)-(4a+3)
2(-ab-9a)-(5a-2b)9(abc+5a)-3(3a+7abc)
7(xy-3z)+(-xy+7z)-8(pq-pr)-(7pq+pr)
-6b+(7b-3)b-(5b+7q)+(4q-b)
4(7n-4)-4n7-(9x-5)-(8x+1)
3(ab-2a)+(2a+4b)16(abc+6a)+9(5a-5abc)
5(xy-6z)+(-xy+9z)-8(pq-pr)+(9pq-pr)
8y-(3y+4)5y+(9y+2p)+(7p-5y)
-6(9t+1)+9t4+(9b+9)+(3b+9)
3(-ab-8a)-(9a-2b)13(abc+7a)-4(7a+7abc)
5(xy-2z)+(-xy-4z)-4(pq+pr)+(2pq+pr)
-4x+(7x+7)x+(9x-8q)-(4q+x)
3(4a+2)-6a7-(3n+1)-(8n+6)
8(ab-5a)-(6a-4b)12(abc-7a)-3(4a+3abc)
9(xy-6z)+(-xy-9z)-9(pq+pr)-(3pq-pr)
-4x+(7x-7)9x+(4x+9p)-(8p+7x)
9(2t-2)+8t8-(6a-5)+(8a+2)
4(ab+3a)+(5a-2b)13(abc-7a)+8(7a+3abc)
2(xy-9z)-(-xy+6z)-4(pq-pr)-(6pq-pr)
-4b-(3b+1)4b+(2b-3d)-(8d-5b)
-8(9a-5)+8a10+(2b+8)+(7b+9)
9(-ab+8a)+(4a-9b)10(abc-6a)+9(6a+6abc)
5(xy-6z)-(-xy-2z)-8(pq+pr)-(7pq+pr)
4y+(8y-9)7y+(5y-9z)-(5z-y)
-8(7n-7)+6n10-(9b-4)-(8b+6)
7(-ab-6a)+(6a-5b)10(abc+2a)+5(8a-4abc)
6(xy-7z)-(-xy+4z)-6(pq-pr)+(6pq+pr)
7m+(3m+4)3m-(9m-2c)-(5c-m)
4(5b-8)+8b1+(6a+1)-(8a-10)
8(-ab-2a)+(5a-2b)10(abc+5a)-9(9a-2abc)
2(xy+8z)+(-xy-6z)-6(pq-pr)-(7pq+pr)
-8y+(7y+3)y-(6y+3d)-(2d-6y)
-8(7t+6)-9t6-(9n+5)-(9n-4)
7(ab-6a)+(2a-9b)6(abc-2a)+5(3a-8abc)
6(xy-7z)-(-xy+2z)-4(pq+pr)+(9pq+pr)
-3y+(4y-9)y-(5y+8s)+(8s+y)
-7(2n+9)-2n2+(7a+1)+(6a-10)
3(-ab+9a)+(6a+6b)2(abc-8a)-2(8a+7abc)
7(xy+8z)+(-xy-4z)-7(pq-pr)+(3pq-pr)
4y+(5y+5)y-(7y+2s)-(2s-2y)
6(9t-4)+3t7+(7m-6)+(9m+1)
3(ab+4a)+(8a+7b)11(abc-7a)-3(7a-2abc)
9(xy-4z)-(-xy+5z)-6(pq+pr)-(5pq-pr)
-8m+(5m-9)m-(9m-3s)+(6s-6m)
9(7t-4)+8t3-(5n+9)+(6n-8)
8(-ab+5a)-(6a+7b)6(abc+3a)+4(8a+5abc)
9(xy-3z)+(-xy+5z)-4(pq-pr)-(8pq-pr)
-6m+(2m-7)m+(6m-6d)-(9d+m)
2(5s-9)-6s8-(5y-8)-(3y-2)
6(ab+7a)-(5a+8b)2(abc-6a)-7(5a-8abc)
5(xy+8z)+(-xy+2z)-3(pq+pr)+(2pq-pr)
5y+(7y+3)y+(2y-5d)-(6d+9y)
-4(7t+7)-8t9+(6n-9)+(8n-10)
4(ab+8a)+(9a-2b)9(abc+4a)+2(7a-4abc)
8(xy-4z)-(-xy-6z)-3(pq+pr)-(5pq-pr)