七年级数学上册合并同类项专项训练59.docx
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七年级数学上册合并同类项专项训练59.docx
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七年级数学上册合并同类项专项训练59
-7n-(9n-3)9n-(4n-2q)+(8q-n)
7(7t+10)+7t10-(5m+8)+(9m-8)
4(ab-5a)+(5a+2b)18(abc-8a)+6(2a+2abc)
7(xy-5z)-(-xy-5z)-5(pq-pr)-(2pq+pr)
3b+(2b+4)b-(9b+7z)+(7z+b)
-4(4a-7)+3a4+(8x-9)+(9x-5)
9(ab-2a)-(3a-3b)10(abc-7a)-5(3a-6abc)
7(xy-2z)+(-xy-9z)-9(pq+pr)+(6pq-pr)
-5y-(4y-7)y+(4y-8c)+(3c-9y)
-8(4n+8)+8n8+(3m-4)-(5m-9)
9(-ab+9a)+(5a-3b)20(abc+3a)-2(2a+2abc)
2(xy+8z)+(-xy-8z)-8(pq-pr)+(5pq+pr)
-9a+(8a-9)a-(3a-5p)+(5p+6a)
-7(2m-3)-3m10-(3m+6)-(3m-7)
3(ab+2a)-(4a+6b)13(abc+5a)-8(9a+3abc)
5(xy-9z)+(-xy-8z)-6(pq-pr)-(2pq+pr)
-4b-(7b-6)b-(3b+5s)+(6s-6b)
9(8s+4)-7s3+(6a-10)+(8a+2)
8(ab-8a)+(6a-6b)9(abc+6a)+8(8a+2abc)
7(xy-9z)-(-xy-7z)-3(pq+pr)-(8pq+pr)
-7a+(8a+5)a+(4a+7z)+(6z-a)
-5(9t+9)+4t5-(8b-6)+(3b+9)
5(-ab-7a)+(4a-3b)13(abc+8a)-5(6a+7abc)
8(xy-2z)+(-xy-2z)-6(pq+pr)+(4pq-pr)
2y+(8y-1)y+(7y+3d)-(3d-y)
9(2a-1)-5a7-(6m-5)-(7m+7)
3(ab-4a)-(2a+9b)5(abc+3a)+2(5a+6abc)
9(xy-6z)-(-xy+4z)-6(pq+pr)+(6pq-pr)
-4a-(5a-3)a-(9a-3c)-(8c-3a)
-3(7s+8)-6s2+(2y+7)-(7y-3)
8(-ab+5a)+(4a+3b)19(abc+8a)-7(4a-6abc)
9(xy-3z)-(-xy+9z)-3(pq-pr)+(7pq+pr)
-4y+(7y+1)y-(5y-4z)+(2z+y)
7(4b+4)-7b10+(6a-9)+(3a+1)
8(-ab+8a)-(7a-4b)20(abc+7a)-5(5a-3abc)
7(xy-9z)+(-xy+9z)-2(pq-pr)-(5pq-pr)
8y-(5y-7)4y+(2y+3d)-(9d-y)
3(8a+1)+7a1-(8y-4)+(5y-8)
4(-ab-5a)+(4a+7b)8(abc+4a)+5(7a-4abc)
2(xy+6z)+(-xy-5z)-6(pq+pr)+(4pq+pr)
9a-(5a-2)a+(2a-4c)+(9c-5a)
2(2t-3)-3t6-(7n+6)-(4n-5)
4(-ab+2a)-(9a-4b)6(abc+6a)+7(8a+9abc)
4(xy-7z)-(-xy+6z)-5(pq-pr)+(4pq+pr)
-5x-(3x-1)7x-(6x-9d)+(7d+4x)
-9(8s+2)+4s2+(2x-2)+(3x+7)
8(-ab-3a)-(9a-8b)20(abc-2a)-4(8a-9abc)
5(xy+9z)+(-xy+8z)-9(pq+pr)-(6pq-pr)
-2b-(5b-1)4b+(8b+5d)-(3d-8b)
4(5s-3)+8s6-(3x+5)-(3x+7)
7(-ab-5a)+(6a+3b)19(abc+3a)+7(4a-9abc)
4(xy+8z)+(-xy-5z)-8(pq-pr)+(4pq+pr)
2a+(6a+1)3a+(5a-5d)-(7d-a)
8(3s+6)+5s1+(3x+2)+(7x-4)
4(ab+8a)-(7a-3b)19(abc-4a)-6(8a+5abc)
6(xy-5z)+(-xy-9z)-5(pq+pr)+(9pq+pr)
3y-(9y-4)y-(2y+2s)-(6s+4y)
9(4s-3)-2s8+(8x+2)-(6x+2)
8(-ab-4a)-(7a+6b)3(abc+6a)-6(8a-7abc)
7(xy-7z)-(-xy-9z)-8(pq+pr)-(4pq+pr)
-2b-(3b+1)b+(4b+6q)-(2q+b)
6(7b+1)-2b2-(5y-1)-(6y+4)
6(-ab+8a)-(2a+9b)12(abc-4a)+9(9a+9abc)
9(xy-9z)-(-xy-7z)-7(pq+pr)-(6pq-pr)
9y-(5y+3)7y+(7y+5q)-(7q+y)
-8(6b-2)-9b4+(4b+5)-(5b-5)
7(-ab+8a)+(6a-7b)2(abc+2a)+5(5a+3abc)
9(xy+2z)+(-xy-5z)-9(pq+pr)-(2pq-pr)
-2n-(7n+5)3n-(2n+6s)-(6s-n)
-8(8s+2)-3s2-(5y-8)+(8y+10)
2(-ab+9a)-(6a+2b)3(abc+5a)-9(7a+4abc)
8(xy-7z)-(-xy-7z)-9(pq-pr)-(4pq+pr)
5a+(2a-5)a+(7a-3q)+(5q-a)
5(2t+8)+5t4-(7m+9)+(6m-8)
6(-ab-8a)-(5a-2b)19(abc+6a)-5(6a+3abc)
6(xy+5z)+(-xy-5z)-9(pq-pr)-(4pq-pr)
9x-(2x-5)6x-(6x+3p)+(7p+x)
2(3s+6)-7s9-(3n-4)-(9n-10)
9(-ab-8a)+(9a+8b)10(abc-9a)+4(6a-9abc)
8(xy-6z)-(-xy+5z)-7(pq+pr)-(2pq+pr)
-8x+(8x-9)x-(4x-2d)-(6d+x)
-5(2n-4)-5n10+(3x+10)-(5x-9)
2(ab-5a)-(7a-2b)12(abc-9a)+4(5a-6abc)
5(xy-6z)+(-xy+6z)-4(pq+pr)-(4pq-pr)
-6n+(7n+3)n-(6n-4c)+(2c-8n)
-3(7a+1)+9a9+(9y+8)+(9y+3)
2(-ab+2a)-(4a-9b)12(abc+5a)-9(9a-9abc)
6(xy+8z)-(-xy+9z)-6(pq+pr)-(8pq-pr)
-6x+(2x-1)6x-(6x+5p)-(9p+6x)
5(4n-9)-5n4-(2m-7)-(6m-3)
7(ab+3a)-(9a+4b)20(abc-9a)+2(3a-5abc)
7(xy-2z)+(-xy-7z)-5(pq+pr)-(3pq+pr)
7m+(7m-5)9m+(3m+8d)+(3d+2m)
5(7t-3)-5t4-(4a+2)+(9a+2)
6(-ab+3a)-(7a+6b)16(abc-5a)+5(7a-3abc)
9(xy+5z)+(-xy-7z)-8(pq+pr)+(7pq-pr)
-6m-(4m-4)3m+(6m+7q)-(4q-3m)
-4(9s+1)-5s8-(2m+3)+(9m-3)
7(-ab+4a)+(6a-4b)16(abc+6a)+8(8a+7abc)
6(xy-5z)+(-xy+7z)-2(pq+pr)-(7pq+pr)
5x-(4x+8)x+(8x+4d)+(3d-x)
8(7t+8)+5t10-(9m-10)-(8m-4)
6(-ab+8a)-(4a+8b)5(abc-5a)-5(5a-8abc)
7(xy+3z)+(-xy-9z)-3(pq-pr)+(8pq-pr)
4b+(3b-4)3b-(8b-4c)+(3c-b)
-7(8b-5)-9b1-(8b-5)+(9b+2)
7(-ab-9a)+(6a-5b)6(abc+6a)+2(8a-6abc)
3(xy-6z)-(-xy-4z)-2(pq-pr)-(4pq+pr)
8x+(8x+6)7x-(7x+2p)-(4p-7x)
9(3n-9)-3n8-(6b-2)-(5b-3)
4(ab-2a)+(2a-5b)14(abc+4a)+2(9a-3abc)
3(xy-2z)-(-xy+9z)-2(pq+pr)-(2pq-pr)
-6n+(4n-6)8n+(3n+9q)-(4q-n)
-4(6t-8)+4t5-(6b-1)-(8b-9)
7(ab+9a)-(7a-5b)2(abc-5a)+4(2a+7abc)
6(xy+9z)-(-xy-8z)-5(pq-pr)+(4pq+pr)
-7n+(3n+2)4n-(3n-9s)+(6s+n)
-6(3n-8)+6n8-(7n-10)-(3n+10)
4(ab+7a)+(4a-8b)7(abc+5a)-5(3a+4abc)
9(xy+4z)+(-xy-5z)-9(pq-pr)+(7pq-pr)
-7m-(9m-6)m-(7m-9c)-(5c-m)
-4(3b+4)+4b4+(7b-6)+(2b-6)
4(-ab+6a)+(6a+2b)2(abc-6a)-7(3a+7abc)
3(xy-6z)-(-xy+8z)-4(pq+pr)+(2pq-pr)
7b+(7b+3)9b+(4b+6s)-(5s-6b)
8(9a+10)-5a9+(8y+8)-(7y-8)
6(-ab-4a)-(3a+4b)16(abc-8a)+8(6a+4abc)
6(xy-2z)+(-xy-3z)-6(pq-pr)-(3pq+pr)
-9b+(5b+5)5b-(3b+7s)+(7s+b)
9(9m-1)-6m7-(9a+9)+(5a-1)
2(ab-6a)-(9a-2b)9(abc-8a)-4(8a-9abc)
8(xy-2z)-(-xy+6z)-3(pq+pr)-(2pq-pr)
-8m-(6m-3)8m-(3m+6z)+(9z+m)
6(3a-6)-9a9-(4m+8)+(5m-4)
4(-ab+9a)-(7a+5b)10(abc+4a)-3(4a+7abc)
7(xy-2z)+(-xy+3z)-2(pq-pr)+(2pq+pr)
7b+(9b+7)6b-(3b+6z)-(6z+2b)
-4(7t+1)+8t8-(9y+10)-(5y-4)
3(ab-7a)-(5a+9b)9(abc+9a)+8(7a-7abc)
8(xy+9z)-(-xy-3z)-3(pq+pr)-(6pq-pr)
7a+(3a+4)7a+(9a+4d)-(7d+a)
-5(6t-7)-4t3+(4y-3)+(6y+8)
3(-ab-2a)-(8a+5b)4(abc-9a)-9(7a-4abc)
8(xy+5z)-(-xy-3z)-8(pq+pr)-(2pq+pr)
8y-(8y-5)3y+(2y-6s)+(2s-2y)
2(3a+7)-3a6-(6a+4)-(7a+8)
8(ab-6a)-(2a+9b)13(abc+7a)-4(8a+8abc)
9(xy-5z)-(-xy-3z)-7(pq-pr)-(4pq-pr)
-4m-(2m-4)m-(3m-7z)+(4z-6m)
2(9n-9)-5n7+(2m-2)+(3m+5)
4(-ab-6a)+(6a-8b)5(abc-6a)+6(8a+9abc)
5(xy-6z)-(-xy-8z)-9(pq+pr)-(9pq+pr)
7n-(4n-4)5n-(6n-3c)-(9c-8n)
2(7m+3)+4m9-(4b-7)-(8b+4)
7(-ab+7a)+(6a-8b)5(abc+4a)+9(5a+7abc)
7(xy+6z)-(-xy+2z)-9(pq-pr)-(5pq-pr)
-8m-(5m-3)6m-(8m+8c)+(7c+m)
-7(7m+3)+3m7-(5b+5)-(9b+8)
9(ab-6a)-(7a-7b)13(abc+2a)+9(6a+7abc)
2(xy-6z)-(-xy+7z)-9(pq+pr)+(5pq-pr)
6x-(3x+8)x+(8x-4c)-(5c-2x)
5(8t+2)-5t4-(6b-9)-(3b+9)
4(ab-8a)-(8a-8b)7(abc+4a)-5(3a-4abc)
6(xy-3z)+(-xy-5z)-2(pq-pr)+(4pq+pr)
4x-(3x-2)x-(8x-2c)+(6c+9x)
-3(7s+2)+3s6-(5n-6)-(2n-1)
5(-ab+3a)+(8a+3b)11(abc-7a)-9(8a+9abc)
8(xy+5z)-(-xy-2z)-9(pq+pr)+(8pq-pr)
-7m-(2m+8)2m+(4m-7s)-(9s-m)
-5(5m+4)+4m6-(5x+4)-(9x+4)
6(ab-5a)+(2a-5b)2(abc+4a)-8(2a+6abc)
9(xy+2z)+(-xy-8z)-7(pq-pr)-(9pq+pr)
3b-(5b-1)b+(4b-6c)+(2c+5b)
-3(8t-10)+9t10+(3m-1)+(6m-8)
9(ab+8a)-(4a-6b)8(abc+4a)+2(7a-4abc)
3(xy-4z)-(-xy-5z)-2(pq-pr)+(6pq+pr)
9b+(7b-4)9b+(9b+7q)+(9q-b)
-8(6m+6)-4m6-(8y-6)-(5y+8)
6(-ab-7a)+(7a-9b)8(abc+2a)-3(2a-7abc)
4(xy+9z)+(-xy-9z)-7(pq+pr)+(6pq-pr)
9m-(4m-6)m-(6m+8z)+(6z-2m)
-6(4m-6)-4m7-(9a+4)+(4a+7)
8(ab+4a)-(2a+5b)20(abc-9a)+6(7a-5abc)
2(xy+4z)-(-xy+4z)-3(pq+pr)+(7pq-pr)
-6a+(6a+8)6a-(5a-7p)+(6p+6a)
7(6n+5)+2n4-(9n-6)-(9n+8)
3(ab-8a)+(9a-2b)8(abc+4a)-2(4a+8abc)
3(xy+2z)+(-xy-9z)-8(pq-pr)-(8pq-pr)
-2a-(7a-5)7a-(5a+2z)-(9z-a)
-4(8b+6)-7b6+(4x-10)-(8x+1)
4(-ab-6a)+(4a-8b)10(abc-2a)-5(4a-5abc)
6(xy-6z)+(-xy+2z)-3(pq+pr)-(9pq-pr)
-6m+(5m-1)m-(2m-4c)-(9c+m)
2(2b-8)-2b1+(7n+3)+(2n-7)
8(ab-9a)-(3a-5b)10(abc+7a)-3(5a+9abc)
4(xy+2z)+(-xy+9z)-5(pq+pr)+(7pq+pr)
-7m-(4m+4)m-(7m-3d)+(5d+m)
-5(3b-6)-7b3+(6n+4)-(6n+2)
7(ab+5a)+(5a-6b)3(abc+2a)+2(3a-4abc)
4(xy-2z)+(-xy-2z)-9(pq+pr)+(2pq-pr)
-2y+(7y-2)y-(5y+8s)+(3s-y)
2(9a-7)+7a8-(5x-10)+(3x-8)
4(ab-5a)-(4a+4b)5(abc+6a)+6(6a-4abc)
9(xy-5z)-(-xy+4z)-9(pq+pr)-(4pq-pr)
2n-(9n+5)4n-(2n-3c)+(5c+5n)
6(9m-5)-2m8-(2a+5)-(8a+7)
4(-ab+4a)+(4a-6b)18(abc+2a)+3(7a-9abc)
5(xy+5z)-(-xy+5z)-7(pq-pr)+(2pq+pr)
9m-(4m-3)m-(5m+6z)-(8z+7m)
-9(9s+2)+9s5+(6a-7)+(7a-4)
9(-ab+4a)-(2a+8b)16(abc-9a)+4(5a-4abc)
9(xy-6z)-(-xy-9z)-7(pq+pr)-(7pq-pr)
4a-(4a+6)5a+(9a-5c)-(3c+a)
-4(3m+5)+6m9+(6n+3)+(5n-4)
7(ab-7a)-(2a-9b)7(abc-3a)+2(5a+4abc)
9(xy-5z)+(-xy-7z)-9(pq+pr)+(6pq-pr)
2b+(2b+3)b+(4b-3z)-(3z+2b)
-3(9m-2)+6m5-(2n-4)+(7n-2)
6(-ab-9a)+(7a+4b)20(abc+9a)-7(9a+5abc)
8(xy-8z)-(-xy-6z)-5(pq-pr)-(5pq+pr)
-4m-(4m+4)m+(8m-3z)+(7z-6m)
2(2t-5)-2t3+(2m+4)+(6m-8)
8(-ab+2a)+(6a+7b)19(abc+8a)+2(5a-6abc)
2(xy-7z)-(-xy-5z)-3(pq-pr)-(8pq+pr)
6a-(7a-4)a-(3a+7s)+(9s+5a)
8(8n+3)-9n2+(2x+7)+(4x+10)
5(ab-2a)+(4a-8b)7(abc+5a)-2(3a+7abc)
3(xy-9z)-(-xy+4z)-9(pq-pr)-(6pq+pr)
2m+(5m-7)6m-(5m+5z)-(2z+9m)
8(5n+8)-6n3+(8n+8)-(9n-4)
3(ab+4a)+(5a-9b)15(abc-6a)+7(2a-2abc)
4(xy+3z)+(-xy+9z)-2(pq+pr)-(2pq-pr)
5n+(5n+7)n-(6n+3p)+(5p+n)
-2(8s+10)+5s5-(8m-8)-(8m-2)
4(-ab-8a)-(6a-9b)12(abc+8a)-5(6a-8abc)
7(xy+4z)+(-xy-4z)-6(pq-pr)+(9pq+pr)
2x+(2x-1)3x-(5x-8z)+(3z-9x)
6(3s+8)-9s10-(3b+4)-(3b-8)
6(-ab-8a)+(7a+7b)3(abc+9a)-8(3a-9abc)
9(xy-5z)-(-xy+2z)-5(pq-pr)+(9pq-pr)
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- 七年 级数 上册 合并 同类项 专项 训练 59