七年级数学上册合并同类项专项训练24.docx
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七年级数学上册合并同类项专项训练24.docx
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七年级数学上册合并同类项专项训练24
-2m-(3m-1)2m+(2m-3s)-(3s-m)
-2(3m+7)-4m6+(8a+5)+(5a+3)
4(-ab+2a)-(7a-8b)7(abc-2a)+9(5a+2abc)
4(xy+2z)+(-xy-7z)-8(pq-pr)-(3pq+pr)
7x+(2x-3)x-(7x+8p)+(3p-8x)
2(3t-9)-4t8+(8m-3)+(2m+8)
6(-ab-9a)+(7a-8b)13(abc+8a)-6(2a+9abc)
9(xy-2z)-(-xy-8z)-6(pq+pr)-(9pq+pr)
-7a-(9a-8)3a+(6a+7z)+(3z-a)
-7(9n-2)+3n2-(7a-4)+(2a+4)
6(-ab+6a)+(2a+3b)10(abc-7a)+8(4a+6abc)
9(xy-3z)-(-xy-9z)-4(pq+pr)+(6pq-pr)
6a+(2a+9)a-(2a-4q)+(9q+3a)
-7(7s-7)-6s1+(2b-7)-(4b-8)
2(-ab-3a)-(3a-6b)18(abc-3a)-7(3a-7abc)
2(xy+8z)-(-xy-7z)-7(pq-pr)-(2pq-pr)
9m+(4m+4)6m+(6m-3c)-(5c+m)
7(4b-5)-4b4-(7n-10)-(6n+1)
6(ab+4a)+(2a+2b)20(abc-6a)+2(2a+9abc)
6(xy-4z)-(-xy-5z)-9(pq-pr)+(5pq-pr)
8a-(3a-4)6a-(2a-2z)+(7z-a)
-3(7m-6)+3m5+(3y-7)+(6y-6)
3(-ab+6a)-(6a+4b)7(abc+7a)-7(9a+7abc)
6(xy+6z)-(-xy-6z)-5(pq+pr)+(9pq-pr)
5b+(6b+5)b-(8b-6s)-(4s+5b)
4(3b+1)-9b4-(8m+6)-(5m-4)
3(ab-4a)+(7a-5b)5(abc-2a)-9(8a+6abc)
9(xy+7z)-(-xy+7z)-4(pq+pr)+(5pq+pr)
-9a+(2a-4)6a-(5a-7s)+(6s-3a)
-8(7s+4)-5s3-(2x-2)-(9x-6)
7(ab-7a)-(7a+4b)4(abc-8a)+7(4a-8abc)
7(xy-2z)+(-xy-8z)-3(pq+pr)-(6pq+pr)
-9x+(6x+6)6x-(6x-8z)-(4z-7x)
5(3n-4)+2n2+(3b+3)+(5b-7)
3(-ab-5a)+(6a+7b)9(abc+5a)-2(3a-7abc)
8(xy+8z)+(-xy+6z)-5(pq+pr)+(8pq+pr)
-5b+(6b-9)5b+(7b-8z)+(9z-b)
-2(5s-10)-7s5-(2b-6)-(5b+1)
3(-ab+3a)-(7a+9b)19(abc+5a)+5(8a+5abc)
6(xy+7z)+(-xy+7z)-2(pq+pr)+(8pq-pr)
3y+(7y-3)y-(9y-4z)+(6z-3y)
-9(9s-9)-5s5-(3b-4)-(8b-8)
5(ab-7a)+(2a-8b)10(abc+3a)-3(8a+4abc)
2(xy-8z)+(-xy-8z)-3(pq+pr)-(5pq+pr)
-6n-(6n+4)n+(6n+3z)-(5z-n)
6(4m-4)+6m9-(3a+7)+(3a+3)
2(ab-7a)-(6a+8b)16(abc+9a)+6(7a+6abc)
5(xy-5z)+(-xy+5z)-5(pq+pr)+(6pq+pr)
-8a-(3a-1)a+(6a+8q)-(2q+2a)
-7(9t+3)-8t10-(5a-7)+(5a-1)
2(-ab+2a)-(9a+2b)17(abc-9a)-4(4a+4abc)
7(xy-3z)+(-xy+6z)-7(pq+pr)+(8pq+pr)
-7n-(6n-8)3n-(7n-7s)+(9s-n)
8(8n-5)+4n2+(9n+6)+(4n+3)
4(ab+6a)-(3a+5b)19(abc+6a)-4(6a+8abc)
5(xy-9z)+(-xy+6z)-7(pq-pr)+(6pq+pr)
-7b-(9b+9)b-(7b-7d)+(4d-4b)
2(9s+9)-5s9-(8n+3)+(9n+10)
2(-ab+9a)-(6a+7b)17(abc-3a)+4(2a-4abc)
5(xy-5z)-(-xy-7z)-8(pq+pr)-(9pq-pr)
6b+(6b-1)b-(5b-9z)-(2z+8b)
-7(5n-4)+5n7+(5n+1)-(9n-9)
9(-ab-7a)+(4a-4b)17(abc-5a)-5(8a+7abc)
3(xy+4z)-(-xy+2z)-9(pq+pr)-(4pq-pr)
-9n-(8n+5)3n+(8n+5c)-(4c+n)
-7(8m-3)+8m8-(9n-4)+(7n+3)
6(-ab+4a)+(4a-9b)8(abc-2a)-2(6a-5abc)
6(xy+4z)+(-xy+7z)-6(pq-pr)+(2pq-pr)
5n+(3n-5)n-(5n+6c)+(2c+n)
-9(9a+1)+2a10-(3b-3)-(8b-10)
8(-ab+3a)-(2a-4b)18(abc-6a)-5(3a+4abc)
5(xy-9z)+(-xy-9z)-5(pq+pr)+(3pq+pr)
4m+(2m+4)m-(8m-4q)+(6q+m)
-5(4n+2)-9n3+(7n-2)-(5n-2)
6(ab+6a)-(4a+9b)5(abc-7a)+6(9a-6abc)
2(xy-2z)+(-xy-8z)-6(pq+pr)-(8pq-pr)
-9m+(4m+8)3m+(8m-8q)-(3q-3m)
-2(4b-6)-3b9-(6b-7)-(5b+6)
9(ab-6a)+(8a-9b)6(abc-9a)-8(5a-9abc)
3(xy+3z)+(-xy-7z)-3(pq-pr)+(3pq+pr)
-3a-(3a+4)a+(8a+8c)+(9c-5a)
-6(8a-2)+2a3-(4b-8)+(7b-9)
2(-ab-5a)-(8a+9b)3(abc-2a)+5(3a+3abc)
8(xy-3z)+(-xy-6z)-8(pq+pr)-(2pq+pr)
-4m+(3m+3)6m-(4m-5c)-(7c+m)
-5(6t+9)+8t6+(7y-7)+(9y+7)
8(ab+6a)-(8a-7b)16(abc+5a)+6(4a-3abc)
4(xy+4z)-(-xy-2z)-8(pq+pr)-(2pq-pr)
4n-(2n+6)n+(5n+6z)+(6z-n)
4(2m-4)-4m7-(4m-5)-(8m+4)
8(-ab+7a)-(9a-6b)16(abc+5a)-8(4a+7abc)
3(xy-7z)-(-xy+4z)-3(pq+pr)+(2pq-pr)
6n+(3n+2)4n+(2n-4p)-(4p+9n)
-3(4t-9)+3t10+(9x-6)-(2x+6)
4(-ab-8a)+(6a-8b)7(abc-6a)-6(2a-4abc)
3(xy+7z)-(-xy+6z)-5(pq-pr)-(9pq+pr)
-6n+(9n-3)8n+(7n+7z)+(4z-n)
5(8s-2)+6s2-(4a+6)+(2a-10)
5(ab+3a)+(4a+8b)11(abc-3a)-6(2a+6abc)
9(xy-4z)-(-xy+3z)-3(pq+pr)+(8pq-pr)
-6b-(5b+9)b+(8b+9s)-(4s+4b)
-9(9m+1)+8m6+(6n-4)+(3n+5)
5(ab-3a)-(8a-4b)20(abc+8a)-3(8a+4abc)
3(xy+3z)+(-xy+2z)-2(pq-pr)+(4pq-pr)
5x+(4x-4)x-(5x+9d)+(3d-4x)
-7(4s-6)-2s3-(3m+2)-(5m+8)
7(-ab-6a)+(8a+2b)12(abc+7a)-6(6a+3abc)
5(xy+8z)-(-xy+8z)-4(pq+pr)+(7pq-pr)
7n-(3n-3)n-(3n+8c)-(7c+8n)
3(2n+2)-7n2-(4b-7)-(2b+4)
9(ab+9a)+(8a+5b)9(abc+4a)-5(3a+5abc)
5(xy+2z)-(-xy-5z)-8(pq+pr)-(2pq+pr)
-9x+(8x-3)x+(7x-7q)+(6q+x)
3(5n+7)-7n5-(3y-10)+(7y-2)
9(-ab+4a)-(8a+6b)9(abc-2a)-6(8a-4abc)
5(xy-2z)-(-xy-3z)-9(pq+pr)-(6pq+pr)
6b+(5b+1)5b+(2b-2z)+(7z+b)
-5(7s-10)+3s6-(9y-5)-(4y-1)
7(-ab+5a)-(6a-7b)4(abc-3a)-2(8a-4abc)
3(xy+6z)+(-xy-6z)-4(pq+pr)-(9pq+pr)
-2x-(9x+8)7x-(8x+2p)-(7p-3x)
-8(4n+7)+2n8-(8n+4)-(2n+9)
8(ab-9a)-(7a-5b)9(abc-8a)+8(8a-5abc)
2(xy-7z)+(-xy-2z)-8(pq-pr)+(2pq+pr)
-6y+(2y+1)y-(6y-2c)+(5c+3y)
-9(8t-4)+4t8-(8n-4)-(9n+2)
7(-ab+7a)+(9a+7b)18(abc-5a)+8(7a+6abc)
2(xy-8z)-(-xy+7z)-8(pq-pr)-(2pq-pr)
-8m+(9m-5)m-(9m-8s)-(9s-m)
8(2a-3)-6a2+(8a-6)+(9a+1)
6(ab+5a)+(6a-9b)16(abc-6a)-3(2a+3abc)
2(xy+4z)+(-xy-8z)-6(pq+pr)-(2pq+pr)
-3a-(3a+6)a+(7a+9p)-(6p-5a)
3(3b+7)-8b4+(5y+8)+(3y+2)
5(-ab-9a)+(8a+4b)18(abc+7a)+8(5a-9abc)
3(xy+9z)+(-xy-9z)-3(pq+pr)+(8pq+pr)
-7a-(5a-7)a+(8a+6c)-(7c-a)
7(3b-6)-3b9-(6a-10)+(9a+2)
7(-ab-3a)-(6a-7b)12(abc+2a)-2(2a+9abc)
8(xy-8z)-(-xy+6z)-3(pq-pr)+(9pq-pr)
5x-(8x+7)x-(8x+7p)-(9p-6x)
8(3t-1)+9t5-(7n-4)+(3n+5)
5(ab+4a)-(5a-5b)4(abc-9a)+8(7a-4abc)
5(xy+8z)+(-xy-6z)-5(pq-pr)-(4pq+pr)
-7b+(4b-3)b-(3b-4c)-(3c+9b)
-4(2a+10)+2a3+(3a+2)-(3a+6)
4(-ab-2a)-(9a+4b)8(abc+7a)+4(5a-3abc)
3(xy-4z)-(-xy-5z)-9(pq-pr)-(7pq+pr)
-3m-(7m+5)9m-(9m+7p)-(7p-4m)
6(7m-1)-3m5+(6a-9)-(2a-1)
2(-ab+7a)+(7a+7b)20(abc-3a)+6(3a-5abc)
8(xy+9z)+(-xy-3z)-8(pq-pr)+(8pq-pr)
-8a-(3a+8)7a-(9a-2p)-(4p+9a)
5(2s+3)+7s3+(7n-2)-(5n+3)
6(-ab-5a)-(6a+9b)14(abc-9a)+2(4a+4abc)
5(xy+4z)-(-xy-3z)-3(pq+pr)-(7pq-pr)
6m-(7m-1)m+(6m-4p)-(8p-6m)
-8(3n-6)-6n1+(5b-8)+(5b+10)
6(ab+9a)+(8a+8b)14(abc-3a)+4(4a-7abc)
7(xy+6z)+(-xy+7z)-2(pq+pr)-(7pq+pr)
9b-(2b+8)5b+(9b-5d)-(3d+b)
5(9m-1)-4m1-(9y-2)-(5y+7)
9(ab+3a)-(7a-4b)12(abc+3a)+8(4a-2abc)
8(xy-7z)+(-xy-4z)-4(pq-pr)+(8pq-pr)
9n+(4n+3)6n-(2n+5p)+(7p-8n)
3(9b-3)-8b10+(8a-7)+(8a+6)
4(-ab-4a)-(9a+9b)14(abc+9a)+4(2a-6abc)
9(xy-3z)-(-xy+9z)-9(pq-pr)-(7pq+pr)
4m-(9m-9)3m+(9m+2q)+(5q-m)
7(2n+8)-3n1+(2x-7)-(8x-2)
9(-ab-5a)-(4a-5b)13(abc+5a)-2(7a+3abc)
5(xy+3z)+(-xy-8z)-2(pq-pr)-(2pq-pr)
3x-(6x-9)9x+(8x+8z)-(3z-x)
8(9t-2)-6t10-(7b+3)-(2b-1)
2(-ab-4a)+(3a-3b)12(abc-9a)+7(8a+5abc)
9(xy-3z)-(-xy-6z)-4(pq+pr)+(5pq+pr)
5a-(5a-6)a+(9a-5z)+(6z-7a)
-9(8a-4)-2a4-(2a+8)-(8a+9)
3(-ab-7a)+(9a+3b)4(abc-7a)-9(6a+9abc)
8(xy-4z)+(-xy-9z)-7(pq-pr)+(9pq-pr)
-5a-(8a+1)a-(9a+4z)+(2z+a)
-5(6m-6)+7m6+(6y-3)+(9y-7)
6(-ab-3a)-(4a+8b)11(abc+9a)-3(9a+6abc)
4(xy-7z)+(-xy+5z)-6(pq-pr)+(2pq-pr)
2m+(8m-4)4m-(7m+2s)-(8s-m)
3(8a+6)+5a9-(2a+1)+(9a+1)
8(-ab-5a)-(7a-8b)6(abc-9a)-5(3a-5abc)
4(xy-8z)+(-xy+7z)-9(pq-pr)-(4pq+pr)
-3n+(7n-8)9n+(2n+3p)-(4p-n)
4(2n+5)+3n7+(7n+1)-(6n-5)
7(ab-6a)-(7a+5b)16(abc+7a)+2(8a-7abc)
5(xy+8z)-(-xy-3z)-5(pq+pr)-(5pq-pr)
4x+(8x-8)x+(5x+9z)-(4z+x)
3(7b-1)-9b4-(3x+9)-(5x-5)
2(-ab+3a)-(7a+8b)10(abc+8a)-9(6a+5abc)
9(xy-7z)+(-xy-3z)-7(pq-pr)-(6pq-pr)
3y-(5y+9)y-(2y+5p)+(2p-y)
9(4m-2)+7m3+(6b+1)-(5b+7)
3(ab+2a)+(6a-7b)7(abc+3a)-9(8a-4abc)
4(xy+3z)+(-xy-8z)-7(pq-pr)+(4pq+pr)
-5y-(7y-4)5y-(3y+4z)-(8z+y)
3(2a-5)+5a10+(8b+4)-(5b+7)
5(-ab+4a)-(5a+7b)2(abc+4a)-5(9a-6abc)
4(xy+3z)+(-xy+9z)-3(pq+pr)-(4pq+pr)
-6b-(6b+2)b+(3b+9z)-(7z+b)
-5(8n-10)-3n9-(7a-9)+(6a-7)
4(-ab+3a)+(5a+7b)6(abc-5a)-9(8a+2abc)
5(xy-2z)+(-xy+2z)-6(pq+pr)+(3pq-pr)
3a+(4a+2)4a+(4a+9d)+(6d+a)
6(5t+7)+5t3+(7a-1)+(7a+1)
5(-ab-6a)+(7a+2b)20(abc+5a)-3(3a-3abc)
3(xy+6z)-(-xy+6z)-8(pq-pr)-(7pq-pr)
-7m+(6m+7)m-(5m-7q)-(8q+m)
7(4s-8)+6s1-(6b-5)-(7b+3)
5(ab+2a)+(2a-2b)19(abc+5a)+8(6a+2abc)
4(xy-9z)-(-xy+3z)-7(pq+pr)-(2pq+pr)
3a-(9a-3)9a-(4a-5q)-(4q-5a)
3(4a-1)-8a7+(2b-2)-(4b-5)
3(-ab+6a)+(6a-4b)13(abc-7a)+4(9a-3abc)
6(xy+9z)-(-xy-2z)-2(pq+pr)+(9pq+pr)
-6y-(4y-8)y+(7y+5d)+(4d+5y)
4(3n+6)-8n9-(5x+8)-(6x+7)
9(-ab+2a)-(5a+4b)10(abc-3a)+6(5a-5abc)
8(xy+5z)+(-xy+6z)-6(pq+pr)+(8pq+pr)
8b-(8b+3)b+(7b-9z)-(9z-8b)
7(3m+1)+7m3+(2b+8)-(7b+5)
5(ab+3a)-(5a+4b)17(abc+2a)-5(8a+4abc)
8(xy-9z)+(-xy+7z)-9(pq-pr)+(6pq+pr)
-5x-(7x-3)6x-(4x+5z)+(4z+x)
5(7a-1)-8a2+(8x+4)-(2x-10)
9(ab+7a)+(4a-9b)12(abc-7a)+8(5a+6abc)
6(xy-5z)-(-xy+3z)-9(pq-pr)+(5pq-pr)
9y-(4y+4)y+(8y-6d)+(9d+y)
-9(8a-3)-8a4+(9n+4)+(4n+6)
8(ab+3a)-(9a+7b)17(abc-5a)+5(8a+8abc)
5(xy-3z)+(-xy-5z)-5(pq-pr)+(5pq+pr)
8a+(3a-5)8a+(2a+4z)-(3z+5a)
-7(3n+6)-2n9+(6m-2)+(4m+9)
8(ab+7a)-(3a+9b)2(abc-8a)+3(2a-2abc)
6(xy+7z)-(-xy-2z)-7(pq+pr)+(2pq-pr)
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- 七年 级数 上册 合并 同类项 专项 训练 24