七年级数学上册合并同类项练习题精编208.docx
《七年级数学上册合并同类项练习题精编208.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208.docx(3页珍藏版)》请在冰豆网上搜索。
七年级数学上册合并同类项练习题精编208
4(7t-4)-7t5-(9a+2)-(5a-8)
6(ab-7a)-(6a-3b)5(abc+7a)+7(6a+8abc)
2(xy-6z)+(-xy-4z)-3(pq-pr)-(6pq-pr)
-2m-(4m-6)2m-(3m+4c)+(2c+2m)
-9(5s+10)+9s7+(2x-6)+(8x+9)
4(-ab+6a)-(5a+4b)2(abc-7a)-4(8a-7abc)
5(xy+2z)-(-xy+7z)-5(pq+pr)+(5pq+pr)
-7x+(8x+6)x+(6x+8d)+(6d-x)
4(7t-4)+8t8-(5y-3)+(9y-6)
7(ab+6a)+(5a+3b)8(abc+7a)+6(3a-8abc)
5(xy-5z)+(-xy-9z)-8(pq+pr)-(9pq-pr)
2y+(9y-9)y+(5y-7q)-(6q+4y)
-2(3t+9)-5t4+(8x-3)+(9x-3)
7(ab+8a)-(7a+4b)10(abc-7a)+9(3a+4abc)
8(xy+9z)-(-xy+9z)-9(pq+pr)+(7pq+pr)
-9y-(3y+4)y-(9y+4c)-(8c+y)
3(7n+5)-3n2-(2a-4)-(7a+3)
3(ab+4a)+(6a+6b)2(abc-8a)+5(7a-9abc)
3(xy-6z)-(-xy+4z)-2(pq-pr)+(5pq-pr)
-2a-(4a-9)a+(7a-2c)+(2c-a)
7(2m+3)+3m9+(7x-7)+(3x+5)
2(-ab+2a)-(3a+9b)11(abc+6a)+2(2a+2abc)
6(xy+3z)+(-xy-7z)-2(pq+pr)-(3pq-pr)
-8n+(9n+3)3n-(7n+8c)+(5c+n)
-8(4n-3)-2n3+(7n-6)+(4n-7)
9(-ab+6a)+(9a-9b)13(abc-7a)+8(7a-4abc)
9(xy+7z)+(-xy-6z)-2(pq+pr)+(4pq+pr)
9m-(8m-7)5m+(5m-4c)-(2c-m)
-3(6m-2)-4m2+(8a+4)+(4a-8)
6(ab+5a)-(4a+5b)10(abc-9a)+9(9a-9abc)
2(xy-8z)+(-xy-7z)-9(pq+pr)+(4pq+pr)
6m-(6m-5)9m-(2m-8p)+(5p-m)
9(7m-7)-4m5+(7m+3)+(9m+9)
3(ab-3a)-(5a-6b)15(abc+4a)+3(7a-3abc)
4(xy-8z)-(-xy-4z)-7(pq-pr)+(2pq-pr)
3x-(5x+2)3x+(7x+7z)+(9z-9x)
-5(5s+7)-3s6-(3a-4)-(9a-7)
2(ab+7a)+(7a+9b)18(abc+9a)-6(4a+3abc)
8(xy-8z)-(-xy-3z)-7(pq+pr)-(6pq+pr)
-3m-(9m+1)m+(2m+4d)+(3d-3m)
7(2m+2)-8m6-(4x+1)-(7x-10)
3(-ab-8a)-(8a+3b)9(abc-9a)+6(2a-7abc)
9(xy-6z)-(-xy-9z)-5(pq+pr)-(3pq-pr)
6b+(5b-7)b-(5b-5z)-(9z+4b)
-7(7s+6)-7s1+(4m+7)+(7m-4)
7(ab-2a)-(6a+3b)5(abc+9a)+3(4a-4abc)
4(xy+7z)-(-xy-2z)-7(pq+pr)+(9pq-pr)
5y+(7y+4)y+(8y+9z)+(2z-y)
2(8b-4)-3b8+(5x-1)-(3x+4)
9(-ab+6a)-(8a+8b)4(abc-7a)-4(8a-6abc)
6(xy+4z)-(-xy+9z)-7(pq+pr)+(5pq+pr)
-8a+(7a-8)4a-(8a-8d)-(6d+a)
-8(8m+3)+2m1-(6y-2)+(7y+3)
5(-ab-3a)+(6a+5b)2(abc+8a)-7(6a-7abc)
4(xy-3z)+(-xy+4z)-3(pq+pr)+(2pq+pr)
-9b+(2b-5)b-(3b-2q)+(5q-5b)
6(9n-6)+4n5+(3b-5)+(2b-10)
6(ab-5a)+(4a+4b)16(abc-8a)+3(4a-7abc)
4(xy+8z)+(-xy+8z)-2(pq-pr)-(7pq+pr)
-7b+(3b+7)b-(7b-6d)+(8d-8b)
-5(7b+7)-8b1+(5x-6)-(3x-1)
8(-ab+4a)+(2a-4b)4(abc-2a)+3(7a-6abc)
8(xy+5z)+(-xy-5z)-6(pq+pr)-(5pq+pr)
4a+(9a+7)7a+(2a-9d)-(9d+8a)
8(8t-7)+8t4+(7b-3)-(3b+5)
3(ab-3a)+(9a+6b)7(abc+8a)+5(4a-7abc)
9(xy+2z)-(-xy+9z)-2(pq+pr)+(6pq+pr)
-2x+(9x+6)x+(4x+8p)+(9p-5x)
-4(6a-5)+2a1-(8m+9)-(9m-5)
6(ab-8a)-(5a+9b)13(abc-3a)+4(4a+2abc)
8(xy+7z)-(-xy+2z)-3(pq+pr)+(2pq-pr)
-5m+(2m+8)8m-(7m+8c)-(4c-m)
-2(5m-9)-9m1-(4x+9)+(7x-7)
6(ab+5a)-(2a-9b)20(abc+4a)+3(9a+6abc)
4(xy-3z)+(-xy+8z)-9(pq-pr)+(9pq+pr)