七年级数学上册合并同类项基础练习题203Word文档下载推荐.docx
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5x-(8x-9)x-(2x+3s)+(9s-6x)
-4(9m+3)-7m4-(6y-10)+(2y-10)
6(ab-7a)-(9a+8b)3(abc-3a)-7(9a+4abc)
2(xy+9z)-(-xy-5z)-6(pq-pr)-(4pq-pr)
-2x-(6x-2)5x-(4x+2p)+(8p-x)
-7(8m+2)-5m4-(6b+6)+(2b+3)
4(-ab-6a)+(9a-5b)3(abc-6a)-9(7a+2abc)
2(xy+3z)+(-xy+3z)-6(pq-pr)-(7pq-pr)
7a-(7a-9)a+(6a-3p)+(5p+8a)
-2(9b-7)-4b6-(9n-3)+(7n+4)
8(-ab-7a)+(4a-9b)4(abc-2a)-7(6a-9abc)
3(xy-4z)-(-xy+5z)-7(pq+pr)-(5pq+pr)
9y+(4y-7)4y+(2y-7c)+(8c+3y)
-5(6n+3)-3n8+(9y+5)+(5y-1)
4(ab-9a)+(9a+9b)6(abc+4a)+4(7a-5abc)
7(xy-7z)-(-xy-9z)-4(pq-pr)-(3pq+pr)
9n+(3n+7)n-(4n-3q)-(6q+n)
9(3n+2)+7n3-(2x-8)+(3x+3)
5(-ab-3a)-(6a+8b)6(abc+8a)+8(5a+7abc)
2(xy+2z)-(-xy-7z)-9(pq+pr)+(8pq+pr)
9b-(8b-1)6b-(6b-2s)+(5s+4b)
3(9s+3)+4s2-(9b-5)-(6b-2)
6(ab-8a)-(8a+8b)2(abc-5a)-2(7a+7abc)
5(xy-8z)+(-xy+6z)-3(pq+pr)-(3pq+pr)
4b-(2b+1)b+(2b+4q)-(8q-5b)
3(6a+6)+6a9-(8a+8)-(8a-3)
5(ab+7a)-(6a+8b)2(abc-9a)-8(4a+7abc)
6(xy-7z)+(-xy+4z)-8(pq-pr)-(6pq+pr)
-5x-(4x-4)9x+(4x+8z)-(7z+x)
7(5m-5)+5m7+(5y-9)+(6y+9)
7(ab-9a)+(6a-5b)8(abc-5a)-6(5a-7abc)
6(xy+4z)-(-xy-5z)-6(pq-pr)-(9pq+pr)
4b+(9b-8)4b+(6b+7q)-(8q-4b)
2(3a-8)+3a4+(4b+2)+(7b+7)
4(-ab+3a)-(3a-8b)16(abc+9a)-6(5a-3abc)
9(xy-2z)-(-xy+6z)-7(pq+pr)-(8pq+pr)
7n+(2n+4)2n-(4n+4q)+(8q-2n)
-4(6a-7)-8a1-(7b+10)+(6b+2)
2(ab+7a)+(4a-4b)12(abc-9a)+6(3a+9abc)
3(xy-4z)-(-xy+8z)-7(pq-pr)-(8pq+pr)
-2y+(3y-2)4y-(9y+8d)-(7d+6y)
-5(9s+2)-5s1+(2b+3)-(8b-4)
8(-ab-3a)-(8a-3b)5(abc-4a)+9(7a-6abc)
9(xy-3z)+(-xy-5z)-6(pq+pr)+(6pq+pr)
-3n-(7n+7)n+(5n-6s)-(2s+6n)
9(5m-1)-5m2-(7x-5)+(6x-8)
5(-ab-8a)+(7a+7b)12(abc+6a)-7(2a-8abc)
8(xy+9z)-(-xy+2z)-9(pq+pr)+(7pq-pr)
-2n-(6n+7)n-(2n-5p)+(6p+n)
-2(8n+4)-9n1-(3a-6)+(2a+4)
5(ab-6a)-(2a-9b)13(abc-7a)-2(2a+4abc)
5(xy+6z)+(-xy-5z)-4(pq-pr)-(3pq-pr)
5n-(9n-8)6n-(2n-6d)+(9d+n)
3(3a-10)-2a8-(3m-5)+(6m+7)
6(-ab-9a)+(7a-9b)3(abc+2a)-8(5a+3abc)
8(xy-2z)-(-xy-2z)-4(pq-pr)+(4pq-pr)
7a+(2a+5)a-(8a+5z)-(8z-6a)
-7(9b+1)-4b10+(9a-2)+(4a+8)
2(ab+4a)-(8a+4b)6(abc+3a)-2(3a+7abc)
4(xy-4z)+(-xy-5z)-3(pq-pr)-(3pq+pr)
7x-(4x-6)3x+(8x+5c)-(7c+5x)
-7(3t+4)-4t6+(6m-1)+(3m+10)
9(-ab+6a)+(7a-8b)12(abc+5a)-4(4a-5abc)
2(xy+7z)+(-xy+8z)-6(pq+pr)-(8pq+pr)
6b-(4b-9)b+(9b+4c)-(8c+3b)
5(2t+1)-8t5-(6y+10)+(4y-9)
8(-ab+8a)-(3a-6b)17(abc-2a)+4(6a+3abc)
8(xy+4z)-(-xy+7z)-8(pq-pr)+(9pq-pr)
5a-(2a-9)7a+(5a-9q)+(9q+a)
-9(2a+4)+2a9+(7a-5)+(3a+5)
4(ab-2a)+(7a+5b)6(abc-2a)-7(3a+9abc)
5(xy-6z)-(-xy+5z)-2(pq+pr)+(7pq+pr)
-3b+(3b-1)b+(5b+8d)+(4d+7b)
6(5b-9)+3b10-(8b+8)+(6b+8)
5(-ab+7a)-(4a-6b)4(abc-8a)-6(8a+2abc)
8(xy+2z)-(-xy-6z)-9(pq-pr)+(9pq-pr)
-8m+(8m+1)7m+(8m+3c)+(8c-m)
5(9a+4)-9a7+(2x-7)-(4x+5)
7(-ab+2a)+(6a+3b)12(abc+3a)+3(2a+9abc)
5(xy+8z)+(-xy+8z)-8(pq+pr)+(8pq+pr)
-2a-(4a+7)8a-(7a-7c)+(5c-a)
7(7b+8)-5b1+(7b+3)-(8b+5)