七年级数学上册合并同类项基础练习题48.docx
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七年级数学上册合并同类项基础练习题48
6(ab+2a)-(7a+5b)7(abc-3a)-6(8a-3abc)
6(xy+6z)+(-xy-9z)-4(pq+pr)-(2pq+pr)
-6n-(8n+5)8n-(9n+6s)-(5s-n)
6(2a-9)-3a8-(2n+4)-(2n-2)
4(-ab+5a)+(9a+4b)20(abc+5a)+4(3a+2abc)
7(xy+4z)+(-xy-9z)-2(pq-pr)-(8pq+pr)
5b+(3b+8)5b+(9b+4q)+(8q-b)
-8(5n+3)-8n3+(4n+6)-(6n+3)
9(ab-5a)-(8a+5b)4(abc-8a)-3(4a-9abc)
3(xy+2z)-(-xy+9z)-3(pq+pr)+(4pq-pr)
-5b+(7b+1)b-(6b+3s)+(3s+3b)
8(4n+1)-7n4-(6x+9)-(8x+8)
4(ab-2a)+(5a-3b)16(abc+8a)-9(3a-6abc)
2(xy+3z)+(-xy+2z)-6(pq+pr)+(2pq-pr)
7y-(9y-9)5y-(6y+8s)+(2s-y)
2(3t-5)+2t1+(9n-2)+(4n+7)
6(-ab+9a)-(5a+8b)2(abc+4a)+4(8a-7abc)
2(xy-4z)+(-xy+3z)-7(pq+pr)+(4pq+pr)
8x+(6x+1)x+(6x+3z)+(8z-x)
3(6s-7)-9s2+(2m-7)-(9m-6)
9(ab-5a)+(7a+7b)4(abc-5a)-5(5a-6abc)
5(xy+8z)-(-xy-3z)-3(pq-pr)-(5pq+pr)
-4m-(7m-4)6m-(2m-3c)-(6c-4m)
-8(2m+10)+7m7-(3b+5)-(8b+2)
5(-ab-5a)-(2a+6b)16(abc+4a)+5(4a-9abc)
8(xy-8z)+(-xy+4z)-6(pq-pr)-(2pq-pr)
7y+(5y+4)6y-(2y-4c)-(4c+y)
8(9b+3)+9b5+(7x+6)-(8x+4)
6(-ab+9a)+(9a+3b)4(abc+3a)-9(4a+5abc)
8(xy+2z)+(-xy+4z)-6(pq-pr)-(8pq+pr)
4a-(8a+5)a+(2a+9c)+(7c+4a)
-7(7b-4)-5b1-(4m-6)-(6m-1)
5(ab+7a)-(4a+4b)12(abc-9a)+7(5a-8abc)
5(xy+5z)-(-xy-4z)-8(pq-pr)+(5pq-pr)
4x+(5x+1)x+(3x+7q)-(4q-2x)
-7(3n-2)-9n6-(6n-5)+(7n-3)
8(-ab+8a)-(7a-7b)2(abc-5a)+2(6a+4abc)
4(xy+7z)+(-xy+3z)-8(pq-pr)-(5pq+pr)
9b+(7b+6)b-(2b+4q)-(7q+b)
-2(4a+8)-8a2-(6y-2)+(9y+3)
6(-ab+8a)+(9a+4b)12(abc+9a)+6(8a+6abc)
8(xy-6z)-(-xy-7z)-4(pq+pr)-(9pq-pr)
-7y+(8y+6)5y+(3y+4s)-(4s-2y)
9(7a+9)+8a3-(3m-2)-(5m+8)
6(ab-3a)+(5a-9b)7(abc+7a)-5(7a+7abc)
2(xy-5z)-(-xy+8z)-3(pq-pr)-(3pq+pr)
-2a-(9a-7)6a+(2a+5q)+(8q-4a)
3(9b+10)+7b4-(5b-3)+(5b+6)
7(-ab+4a)-(5a-3b)17(abc-4a)+3(9a-3abc)
5(xy+4z)+(-xy-8z)-7(pq+pr)-(8pq+pr)
-8a-(6a-6)a-(6a+4q)-(4q+3a)
3(2a-10)+6a10+(8b-6)-(5b-9)
7(-ab+3a)+(8a-8b)12(abc+4a)+6(8a-8abc)
7(xy-4z)+(-xy-3z)-4(pq+pr)+(7pq-pr)
-9b+(9b+3)b-(2b+4q)+(2q-b)
3(8m+6)+2m9+(2b-5)+(9b-5)
7(-ab-3a)-(2a-9b)7(abc-3a)-6(9a+8abc)
3(xy+2z)+(-xy+4z)-8(pq-pr)+(7pq+pr)
7y-(4y-9)8y+(5y+5c)-(4c-y)
6(7t+9)+7t6-(3y-8)-(3y+9)
6(-ab-7a)-(5a+5b)3(abc+6a)+7(4a-4abc)
6(xy+2z)-(-xy-2z)-7(pq+pr)-(4pq-pr)
-3x-(6x+1)x-(3x+2p)-(5p-7x)
4(5s+2)+6s2-(9b-3)+(4b+6)
5(ab+7a)+(2a+4b)13(abc+8a)+3(4a+5abc)
4(xy+4z)+(-xy+4z)-2(pq+pr)-(2pq+pr)
2b+(6b-3)8b+(4b-3z)+(7z+b)
-3(2t+7)+3t7-(5x+1)+(8x-10)
2(ab-4a)-(8a+7b)18(abc-5a)-9(2a+7abc)
5(xy-3z)-(-xy+7z)-7(pq-pr)+(5pq+pr)
3m+(3m-9)m-(7m+7s)-(7s-m)
-3(2t-3)+5t4+(9b-1)-(8b-3)
2(-ab-3a)+(8a+9b)14(abc-7a)-5(6a+6abc)
4(xy-3z)-(-xy-8z)-9(pq-pr)+(5pq-pr)
3b+(2b-8)3b-(2b+2s)-(3s+8b)
-5(7t+5)-3t7+(6x+3)+(7x+5)
4(ab-8a)+(3a-5b)4(abc-6a)+4(5a-4abc)
9(xy-9z)-(-xy-3z)-5(pq+pr)-(4pq+pr)
-2b+(5b+5)b+(4b+6z)+(3z+3b)
-4(3n+7)-9n8-(8n+5)+(5n-5)
3(-ab+4a)+(9a+3b)3(abc+4a)-6(2a-9abc)
8(xy-5z)+(-xy+2z)-2(pq-pr)-(8pq+pr)
-6x-(5x+7)x+(4x+8p)-(2p-3x)
9(3b+3)-3b4+(6m+9)+(2m+8)
7(-ab+4a)-(3a-5b)10(abc+3a)-7(6a-7abc)
5(xy-3z)-(-xy-6z)-5(pq+pr)+(5pq+pr)
3x+(4x+2)x-(6x+5c)+(7c+x)
-5(7s+5)-8s9-(2b+6)-(3b+8)
7(ab-2a)+(9a+7b)8(abc-7a)+5(8a-5abc)
8(xy-9z)+(-xy-5z)-2(pq-pr)-(3pq-pr)