七年级数学上册合并同类项专项训练80.docx
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七年级数学上册合并同类项专项训练80.docx
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七年级数学上册合并同类项专项训练80
-2a+(7a-1)8a-(5a-3s)+(6s+8a)
7(4a+1)+7a2+(9n-6)+(3n+2)
4(ab-7a)+(6a+6b)15(abc-5a)+7(7a+9abc)
7(xy+6z)+(-xy+4z)-4(pq+pr)+(7pq-pr)
2y+(9y+4)y+(5y+7z)-(5z-9y)
8(5b+10)+9b2-(8x-3)+(2x+5)
2(-ab-8a)-(6a-9b)6(abc+7a)-6(3a-8abc)
3(xy-9z)-(-xy+4z)-5(pq-pr)+(6pq+pr)
-8n-(9n+4)9n+(4n-4d)+(2d+n)
7(8n-2)+6n3+(3m-6)+(5m-9)
3(ab-7a)-(3a-2b)13(abc+5a)+8(8a-9abc)
5(xy-2z)-(-xy+6z)-4(pq+pr)-(6pq-pr)
9n+(8n-2)n+(6n+5z)+(3z+n)
-5(2s-9)-5s10-(6b-7)+(9b+4)
5(ab-7a)-(9a-8b)15(abc-6a)-4(9a-8abc)
9(xy-8z)-(-xy-2z)-8(pq+pr)+(7pq-pr)
-6y-(2y+1)6y+(7y+6d)-(9d-y)
4(2m-1)+5m8+(8m+4)-(8m+9)
8(ab+9a)+(8a-4b)2(abc-7a)+7(3a-3abc)
6(xy+8z)+(-xy-8z)-9(pq+pr)+(6pq-pr)
7m-(9m+7)m+(6m+7p)+(5p+6m)
-2(2b+10)-7b7+(9m+6)+(7m+6)
2(-ab-8a)+(2a-2b)17(abc-9a)+6(3a-9abc)
9(xy-8z)+(-xy-8z)-2(pq+pr)-(5pq-pr)
-8m-(9m-6)3m-(2m-9z)-(6z+m)
-6(9t-1)+5t7-(4n-7)-(6n-7)
6(ab-7a)+(3a-2b)18(abc+2a)+5(4a+9abc)
3(xy-6z)-(-xy+6z)-4(pq-pr)-(3pq+pr)
-7n-(9n+4)5n-(4n-8z)-(6z-5n)
-9(8s+9)-2s9-(8n+1)-(4n-6)
2(ab+9a)-(5a-7b)6(abc-5a)-9(2a+3abc)
8(xy-8z)+(-xy-8z)-6(pq-pr)+(4pq-pr)
-2y-(8y+1)y-(2y-6p)-(5p-y)
3(9n-6)+3n8-(8b+2)-(8b+1)
5(-ab-4a)-(5a-8b)12(abc-3a)+2(2a-3abc)
4(xy+2z)+(-xy-6z)-6(pq-pr)-(5pq-pr)
7n-(8n-4)8n-(2n+4q)-(5q-8n)
-4(7a-8)-7a7-(5a-9)+(6a+8)
7(-ab+3a)+(2a-5b)4(abc-5a)-9(6a-8abc)
6(xy-6z)+(-xy+2z)-5(pq-pr)+(5pq+pr)
2y-(8y-7)4y-(2y+4d)-(8d-5y)
2(3t-9)-9t2+(6b+8)-(7b-1)
6(ab-9a)-(7a-9b)18(abc-4a)+4(6a+4abc)
9(xy+6z)+(-xy-6z)-4(pq+pr)+(7pq+pr)
5n+(5n+4)4n-(6n+6c)-(9c+n)
4(8b-5)+7b10-(6n+1)+(3n-10)
2(-ab+9a)+(2a+8b)13(abc-3a)-4(9a+8abc)
9(xy-5z)-(-xy-5z)-7(pq-pr)-(8pq-pr)
9a-(2a-5)4a+(4a+6s)+(7s-a)
-5(6a-9)+3a1+(4m-4)-(4m-3)
2(ab-4a)+(2a+6b)14(abc-7a)+4(5a+8abc)
3(xy+2z)-(-xy+5z)-9(pq-pr)-(3pq+pr)
-3a+(8a+6)3a+(3a-2p)+(3p-9a)
-4(4n-9)+4n7-(8x-5)+(2x+9)
8(ab+7a)+(6a+5b)12(abc+5a)-3(7a-6abc)
2(xy+6z)+(-xy+8z)-6(pq-pr)-(2pq-pr)
5b+(3b-3)b-(5b-2c)+(6c-b)
-2(9m+9)+2m5+(7a-7)+(7a+1)
5(ab-7a)-(4a-9b)9(abc-4a)-6(6a+7abc)
6(xy-7z)+(-xy-6z)-7(pq+pr)+(4pq+pr)
6m-(8m-6)6m-(6m+3d)+(3d+m)
-3(8m-4)-4m5-(4b+2)+(5b+1)
7(-ab+8a)+(8a-3b)4(abc-5a)+6(6a+7abc)
4(xy-8z)-(-xy+3z)-7(pq+pr)+(5pq+pr)
-5y-(7y-1)y+(5y-3c)+(9c+4y)
-4(6m-1)-9m10+(7b-9)-(2b-4)
8(-ab+2a)+(7a+7b)18(abc+2a)-3(2a+5abc)
2(xy-7z)+(-xy-5z)-6(pq-pr)+(9pq-pr)
6n+(3n+9)8n-(3n-6z)-(5z-n)
-6(8b-3)+8b9-(7m+5)+(2m-8)
4(ab+2a)+(6a+3b)4(abc-8a)-7(2a+8abc)
3(xy+6z)+(-xy-8z)-9(pq-pr)+(2pq-pr)
-7n-(8n-5)n-(3n+8c)-(7c+n)
-3(4t-3)+5t10+(5m+6)+(9m+4)
2(ab+3a)-(7a-2b)3(abc-7a)+9(7a-6abc)
9(xy-2z)-(-xy+2z)-8(pq-pr)+(4pq-pr)
-3b+(6b-4)3b+(4b-2p)-(7p+6b)
-8(9a+10)-6a2+(7b-5)+(6b+1)
8(ab+4a)+(2a-7b)5(abc+5a)-4(3a-9abc)
5(xy+8z)-(-xy+2z)-9(pq+pr)-(5pq+pr)
-7x-(8x+7)x+(6x+5s)+(7s+x)
-2(4s+2)-8s9+(8y+3)+(3y+7)
9(ab-7a)+(8a+6b)18(abc-3a)-6(7a+3abc)
3(xy-9z)+(-xy-5z)-9(pq+pr)+(2pq-pr)
9a+(6a+6)a-(8a+4s)+(6s-6a)
-6(5s-10)-8s5-(8x-4)+(8x-10)
7(ab+4a)-(2a+3b)14(abc-7a)+4(2a-7abc)
5(xy+2z)+(-xy+3z)-9(pq+pr)+(3pq+pr)
-2y+(7y-8)y+(9y+5z)-(5z+7y)
-5(5a+5)+2a6+(8m-3)+(6m-7)
5(ab+9a)-(8a+8b)20(abc+4a)+5(7a-5abc)
7(xy-9z)+(-xy-6z)-4(pq-pr)+(3pq+pr)
-3x-(5x+2)4x+(7x-2d)+(2d-9x)
7(6a+9)-4a5+(2b-6)+(3b+8)
2(ab-7a)-(4a-9b)13(abc+6a)+8(3a-4abc)
6(xy+6z)+(-xy-7z)-6(pq+pr)+(7pq-pr)
-8n-(3n+1)2n-(3n-9q)+(2q+6n)
-7(5s-4)+8s10+(3x+7)+(7x+2)
9(-ab+8a)-(8a+3b)2(abc-5a)+9(9a+8abc)
8(xy-8z)-(-xy+5z)-7(pq-pr)+(2pq-pr)
-2y+(7y+3)y+(8y-3q)-(9q-3y)
-7(6m+10)+2m2-(9n-10)+(3n+1)
4(-ab-7a)+(7a+4b)13(abc-8a)+4(3a-4abc)
3(xy-4z)-(-xy+2z)-3(pq-pr)-(3pq-pr)
6b+(2b-6)6b-(8b-7d)+(4d+b)
-9(9b-5)-8b2-(2b+9)+(9b+10)
3(ab-3a)+(5a+8b)8(abc-7a)+6(5a+6abc)
9(xy-6z)-(-xy-9z)-3(pq+pr)-(6pq-pr)
-2x+(6x-2)5x+(8x-9z)+(9z+3x)
-3(5a+3)+3a3-(8y+3)-(6y-1)
3(ab+2a)-(3a+9b)2(abc+6a)+5(3a-6abc)
5(xy+7z)+(-xy-9z)-8(pq-pr)-(6pq-pr)
-8y-(7y-5)y+(7y-3p)+(4p-y)
-7(4m+10)-5m7+(9m+10)+(7m-6)
9(-ab-4a)+(8a-7b)20(abc-2a)+7(2a+5abc)
3(xy-2z)+(-xy+8z)-2(pq-pr)-(6pq-pr)
-2y-(8y-4)5y+(4y-2z)-(7z-5y)
-9(6m-6)+8m10-(5m+2)+(3m-9)
3(-ab-3a)+(7a+8b)8(abc+8a)+6(8a-8abc)
4(xy-6z)+(-xy-7z)-8(pq-pr)+(6pq+pr)
6b-(4b+8)b-(5b-9c)-(5c+2b)
5(7a-7)-6a9-(3y+8)+(8y+4)
3(-ab+3a)+(7a+6b)3(abc+2a)-2(9a+3abc)
7(xy-5z)+(-xy+6z)-9(pq-pr)-(7pq+pr)
-4n-(8n-4)n-(5n+7d)-(9d-n)
-9(6t+3)+5t8+(7b+4)-(5b+1)
8(-ab+9a)+(9a-7b)2(abc-5a)-4(5a+2abc)
9(xy-7z)+(-xy+7z)-4(pq-pr)+(8pq-pr)
9n+(3n-8)5n-(3n-8s)-(2s-2n)
3(7s+3)+9s8-(4n-3)+(8n-6)
4(ab-8a)-(3a-4b)16(abc+4a)-3(2a-5abc)
6(xy-8z)-(-xy+2z)-6(pq+pr)+(3pq+pr)
4m-(3m+4)m+(6m-2z)-(3z-m)
-3(8b+2)-7b1+(2m+1)-(4m-9)
4(-ab-6a)-(4a+3b)19(abc-5a)+7(7a+7abc)
5(xy+4z)-(-xy+5z)-2(pq-pr)-(4pq-pr)
-5m-(3m-8)m+(6m-2z)-(6z+5m)
7(2b-3)-2b7+(3b+1)-(3b+6)
4(-ab-4a)+(5a-8b)9(abc-2a)+9(3a+5abc)
9(xy-3z)-(-xy-9z)-9(pq+pr)-(6pq+pr)
2b-(8b-4)7b-(4b+2q)-(9q-9b)
-2(9n-4)+9n8-(8a+8)+(5a+5)
6(-ab+8a)+(3a-8b)2(abc-5a)+5(8a-8abc)
5(xy+7z)+(-xy-4z)-5(pq-pr)-(8pq-pr)
-8a+(3a-7)a+(8a-3q)-(9q+6a)
-6(2n-3)-6n9+(5x+2)-(7x-9)
2(-ab+7a)-(7a+4b)19(abc-6a)-5(8a-8abc)
2(xy+2z)+(-xy-9z)-3(pq+pr)-(3pq-pr)
-6n-(5n-6)3n-(3n-9q)+(8q-3n)
-4(7s-7)+9s4+(6n+1)-(4n-10)
5(-ab-5a)-(9a-8b)2(abc-8a)+4(5a+3abc)
6(xy-4z)+(-xy+5z)-9(pq+pr)-(7pq-pr)
-8a+(7a+5)a-(4a+7z)+(9z+a)
5(9s-4)+5s7-(4y-10)-(5y-4)
5(ab-6a)+(3a-9b)17(abc+7a)-3(6a+2abc)
4(xy-7z)+(-xy-5z)-8(pq-pr)+(8pq+pr)
2m-(7m+8)m-(4m-5s)-(4s-4m)
9(8m+4)+9m9-(9y-10)-(3y-1)
3(ab-2a)+(3a+4b)18(abc-2a)+9(3a-3abc)
7(xy+8z)-(-xy+3z)-3(pq-pr)-(9pq+pr)
-6m-(4m+5)6m-(6m-7d)+(4d-4m)
-3(8b-8)-2b4+(8a-8)-(8a-1)
6(-ab-6a)-(8a+9b)20(abc+6a)-3(7a-3abc)
4(xy+3z)+(-xy+2z)-9(pq+pr)-(5pq+pr)
-6m-(9m+3)m-(6m-3d)-(5d+9m)
9(4s-10)+4s10+(9x+1)+(9x+2)
6(-ab-5a)-(6a+3b)2(abc-3a)+8(2a+2abc)
5(xy+9z)+(-xy+4z)-4(pq-pr)+(7pq+pr)
-2a+(6a-7)a+(2a+2s)-(7s+8a)
-8(5a+2)+7a8+(8y-9)-(4y+2)
8(-ab+5a)+(8a-3b)15(abc+4a)+8(8a+3abc)
9(xy+6z)-(-xy-4z)-2(pq-pr)-(9pq+pr)
-6a+(4a-5)a+(4a-5c)+(2c-9a)
4(2a+4)+8a8-(8b+6)-(7b-4)
8(ab-6a)+(9a+4b)16(abc-5a)+2(8a-6abc)
8(xy-7z)-(-xy-9z)-4(pq+pr)-(3pq+pr)
-7n-(9n-6)8n-(3n+6c)+(4c-2n)
7(8s-1)+8s5-(4y-9)-(6y-6)
8(ab-2a)-(6a+7b)12(abc+9a)+6(9a-8abc)
6(xy-6z)-(-xy+5z)-3(pq+pr)-(8pq+pr)
-6m-(9m+2)m+(9m-4p)-(6p+2m)
4(9b+9)+8b6+(7b-10)-(5b-3)
5(-ab+4a)-(6a-8b)16(abc+6a)+4(6a-7abc)
2(xy+4z)+(-xy+5z)-9(pq-pr)+(6pq-pr)
-3y+(9y-4)9y+(8y+8p)-(4p-4y)
-2(8s-10)+5s5-(5n+5)-(2n-5)
8(ab-4a)-(9a-8b)20(abc-6a)-3(5a-6abc)
3(xy-3z)+(-xy+6z)-2(pq-pr)-(7pq+pr)
-3a-(7a+2)2a+(4a-6d)+(8d+a)
-9(6b+1)-9b4-(4x-1)+(2x+4)
4(-ab+4a)-(6a-5b)15(abc+6a)-4(6a+2abc)
9(xy-8z)-(-xy-3z)-8(pq+pr)+(7pq-pr)
-4a-(7a-4)a-(8a+9p)+(4p+a)
-7(4n-5)+6n6-(6m+5)-(4m+1)
7(-ab-8a)+(6a-4b)13(abc-3a)+8(8a+3abc)
7(xy+3z)+(-xy-4z)-7(pq-pr)-(9pq+pr)
-9a-(6a+2)8a-(3a+2z)+(8z+a)
8(3a+1)+9a2+(3a+5)+(5a+9)
6(-ab-4a)+(7a-5b)13(abc+5a)+5(3a+6abc)
9(xy-3z)-(-xy+7z)-7(pq+pr)-(9pq-pr)
6b+(8b+6)b+(5b+4c)+(2c-5b)
-4(9b+1)-2b9-(3y-3)-(2y-8)
6(ab-3a)+(5a-9b)7(abc-8a)+4(4a+3abc)
8(xy+5z)-(-xy+5z)-9(pq+pr)+(3pq+pr)
5m+(9m+7)9m+(3m-5d)+(3d-8m)
-5(9m-9)-5m8-(3y+6)+(6y+1)
7(ab-7a)+(9a+8b)16(abc+9a)+7(7a+7abc)
7(xy-4z)+(-xy+8z)-9(pq-pr)+(5pq+pr)
7x+(4x+6)x+(9x-7p)-(5p-x)
8(7t-8)+2t6+(6b+6)-(4b-3)
2(-ab+5a)+(8a-7b)20(abc+3a)-4(4a+9abc)
2(xy+8z)-(-xy+6z)-7(pq+pr)+(3pq-pr)
-9m+(8m+7)3m-(2m+5p)+(7p-m)
7(3a+10)+7a4+(4b+9)-(7b+7)
4(ab+9a)-(8a-7b)2(abc+4a)-4(5a+7abc)
6(xy+4z)+(-xy-8z)-5(pq-pr)-(9pq-pr)
-5b+(7b+6)b-(7b-3z)+(2z-b)
-6(6m-7)-3m1+(2b+5)-(7b+5)
5(-ab-2a)-(8a-4b)8(abc-7a)+4(9a+6abc)
4(xy-3z)+(-xy-2z)-8(pq+pr)-(8pq+pr)
5y+(7y+5)9y+(7y+9c)+(3c+y)
-4(3n+7)-8n1+(5b-10)+(4b+2)
2(ab-3a)-(9a+8b)9(abc-4a)+6(2a+9abc)
5(xy-7z)-(-xy+6z)-9(pq-pr)-(9pq+pr)
8m+(3m-1)9m-(6m+8q)-(2q+m)
5(2s-3)+9s5-(4n+6)-(7n+6)
2(-ab-7a)+(7a+8b)12(abc+5a)+8(9a+8abc)
7(xy+2z)-(-xy+3z)-4(pq+pr)+(4pq+pr)
-5y-(2y-2)y+(6y-6p)-(6p+6y)
-2(8m+4)+8m2-(7a-4)-(5a-5)
6(-ab+6a)+(2a+7b)14(abc+3a)+4(7a-3abc)
8(xy-4z)+(-xy-3z)-6(pq-pr)+(3pq-pr)
8b+(4b+3)b-(2b-9s)+(5s-2b)
6(4t+4)-5t9+(7y-2)-(2y+2)
9(-ab-3a)-(2a+2b)20(abc-4a)+2(8a+7abc)
9(xy-4z)+(-xy-2z)-6(pq+pr)-(5pq-pr)
9a+(7a+8)a-(3a-5c)+(5c-a)
4(4n+8)+5n2-(8n-1)+(2n-9)
8(-ab+4a)-(2a-5b)5(abc+4a)+5(6a-8abc)
3(xy-4z)-(-xy+8z)-9(pq+pr)+(4pq+pr)
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