七年级数学上册合并同类项练习题精编253Word文档格式.docx
《七年级数学上册合并同类项练习题精编253Word文档格式.docx》由会员分享,可在线阅读,更多相关《七年级数学上册合并同类项练习题精编253Word文档格式.docx(3页珍藏版)》请在冰豆网上搜索。
9(ab-7a)-(2a-7b)16(abc+8a)-9(2a-8abc)
3(xy-8z)+(-xy-6z)-2(pq-pr)-(6pq-pr)
-8n+(3n+5)5n-(2n+9q)+(8q+n)
-2(2s-2)+5s2+(8m+4)-(3m-3)
7(ab+9a)+(8a+8b)20(abc+7a)+3(9a+3abc)
8(xy+4z)-(-xy+8z)-5(pq+pr)-(9pq-pr)
3b-(3b+3)4b+(9b+9q)+(7q+b)
-3(6s-1)+7s6-(8b+7)-(9b+10)
8(-ab-7a)+(8a-6b)12(abc-3a)+6(9a-9abc)
9(xy-8z)+(-xy-3z)-9(pq+pr)+(3pq-pr)
2b-(3b-7)4b-(8b+9s)-(4s-7b)
9(3b-9)+6b9+(8b-10)+(9b+6)
7(-ab-9a)-(6a+5b)12(abc-4a)+2(8a+4abc)
8(xy+5z)+(-xy-9z)-5(pq-pr)+(4pq-pr)
-6a+(4a+4)a-(7a-9s)-(4s-a)
-3(3s+9)-5s10-(3m-9)-(7m+1)
9(-ab-7a)+(4a-2b)10(abc+3a)-2(5a-2abc)
2(xy-9z)+(-xy+4z)-4(pq-pr)+(8pq+pr)
-7y-(8y-7)6y+(2y+5d)+(7d-y)
6(8m-4)-7m2+(7y+8)+(9y+6)
5(-ab+4a)+(6a+7b)18(abc-7a)-5(8a+5abc)
2(xy+5z)-(-xy-3z)-4(pq-pr)-(8pq+pr)
-2n+(3n-5)5n-(7n-9d)-(4d+5n)
-6(2a+5)-2a7+(9b-10)+(3b+8)
3(-ab+2a)+(8a-3b)7(abc-9a)+7(2a-4abc)
8(xy+8z)+(-xy-8z)-8(pq+pr)-(8pq+pr)
-5x+(8x+1)x-(2x-6s)+(9s+7x)
-7(3s-5)+8s9-(5x-3)-(3x-8)
6(-ab+4a)-(5a+3b)7(abc+3a)+2(8a+5abc)
7(xy-3z)+(-xy-3z)-9(pq+pr)+(7pq+pr)
-2a-(2a-3)a-(6a-3p)+(8p+a)
8(6a-4)-5a5-(8y+8)-(4y-1)
6(ab+9a)+(6a+3b)8(abc-3a)+4(8a-5abc)
5(xy-5z)+(-xy+3z)-8(pq-pr)+(2pq-pr)
9x-(5x-9)2x+(5x-7p)+(4p-5x)
8(4a+8)-2a10-(8n-2)-(3n+2)
7(ab-7a)+(8a+5b)14(abc+3a)+7(8a-3abc)
4(xy-7z)+(-xy-7z)-2(pq+pr)-(4pq-pr)
3y+(9y-3)2y+(5y-3c)+(8c-6y)
-8(4t-8)-5t3+(4b-4)+(3b-8)
5(-ab+9a)+(5a+9b)9(abc+3a)-2(6a-3abc)
5(xy+9z)+(-xy-9z)-9(pq-pr)+(8pq-pr)
3n+(3n-5)n+(3n+9s)+(9s-n)
9(8m-8)-5m1-(8a+2)-(9a-1)
7(ab-5a)+(9a-7b)19(abc+7a)+5(2a+6abc)
8(xy+4z)-(-xy+3z)-4(pq-pr)-(3pq+pr)
-4n-(4n+5)3n+(2n-2s)+(2s+n)
6(8m+2)-7m3+(6a+10)-(6a+10)
4(ab+8a)+(3a+4b)19(abc-9a)-8(7a+2abc)
9(xy+4z)+(-xy-9z)-5(pq+pr)-(4pq-pr)
-2m-(7m-6)5m-(7m-4q)-(4q-m)
8(7t-4)+3t3+(4b+4)+(5b+10)
3(ab+9a)+(8a+2b)4(abc-3a)-7(8a+4abc)
2(xy+2z)+(-xy+7z)-7(pq+pr)-(2pq+pr)
6m-(8m-4)m+(6m-6s)+(7s-3m)
-6(7s+5)+3s4-(4m+10)-(7m+6)
4(ab+6a)+(3a+5b)11(abc+5a)+9(9a-5abc)
4(xy+3z)-(-xy+3z)-8(pq-pr)-(3pq+pr)
9b-(4b-5)b+(5b-5p)+(9p+9b)
-7(8s+6)+8s3-(4b-4)+(8b+3)
3(ab+4a)-(9a-3b)17(abc-4a)+9(5a-6abc)
4(xy+9z)-(-xy+8z)-7(pq-pr)+(6pq-pr)
-9n+(8n-8)n+(3n-6c)-(2c+7n)
-3(6t-3)-2t5-(3y+10)+(9y-1)
3(ab+2a)-(8a+2b)3(abc-6a)+9(4a-3abc)
5(xy+6z)-(-xy-9z)-7(pq-pr)-(3pq-pr)
-9b+(9b+6)b-(4b+3p)+(6p-b)
-7(2a+5)+3a3+(7m+7)+(5m-6)
3(ab-8a)-(3a-9b)5(abc-5a)+9(5a-2abc)