七年级数学上册合并同类项专项训练38.docx
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七年级数学上册合并同类项专项训练38.docx
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七年级数学上册合并同类项专项训练38
8m+(5m+3)4m-(5m+6c)-(7c-7m)
-8(7t-4)-6t2-(7b-9)-(6b+8)
2(ab+7a)+(9a+9b)14(abc+3a)-8(2a+6abc)
9(xy+5z)-(-xy-3z)-2(pq+pr)+(5pq+pr)
3x-(9x+2)7x-(7x-3p)+(9p+2x)
8(7n+9)-8n1-(8m+3)+(8m+7)
9(ab+4a)+(6a-8b)2(abc+9a)-8(6a+9abc)
8(xy+9z)+(-xy-4z)-8(pq+pr)-(6pq-pr)
-7x+(4x+4)x-(3x-8z)+(6z+x)
-2(9m-3)-4m6-(2y+6)+(7y-5)
8(-ab-8a)-(7a-5b)9(abc+8a)+5(6a+6abc)
6(xy+9z)+(-xy-5z)-4(pq-pr)-(6pq-pr)
5b-(2b-4)b-(9b+7d)+(4d+3b)
-8(7m-3)+2m2+(4y-3)-(4y+1)
7(-ab+6a)-(9a+2b)17(abc+4a)+2(8a-2abc)
5(xy-4z)+(-xy-4z)-5(pq-pr)-(9pq-pr)
-4n+(9n-1)n+(3n-9q)+(7q+n)
-3(9t-6)-5t1-(4n+10)-(3n+1)
4(ab+9a)+(5a-5b)10(abc+3a)-7(9a+4abc)
4(xy-9z)-(-xy-6z)-7(pq+pr)+(9pq-pr)
-3y+(9y+4)y-(5y+5s)+(4s+7y)
-5(3m+1)-3m5-(4m-8)+(3m-3)
9(ab+5a)+(5a-9b)6(abc-9a)-8(7a+5abc)
7(xy-3z)+(-xy+7z)-4(pq+pr)-(4pq-pr)
-7a+(3a+8)4a+(9a+3c)+(8c+a)
6(9m+10)+9m7+(7m+8)+(8m+4)
6(-ab-2a)+(9a-4b)19(abc+9a)+3(8a+4abc)
2(xy-6z)-(-xy+6z)-9(pq-pr)+(3pq-pr)
3n-(2n+8)n-(5n-4p)-(2p-n)
-2(3n+8)+7n9+(7a-8)-(6a-9)
5(-ab-3a)-(7a+8b)7(abc+2a)-9(4a+6abc)
3(xy+8z)+(-xy-4z)-6(pq+pr)+(3pq-pr)
4x-(7x-4)x+(5x-7z)-(8z-x)
8(6m+5)-7m9-(6m+8)+(4m-2)
8(ab-9a)+(2a-7b)9(abc-6a)+4(6a+3abc)
3(xy-8z)-(-xy+9z)-4(pq+pr)+(9pq+pr)
2b-(9b-5)9b+(3b-5s)-(7s+b)
2(2s+3)+6s5+(9a+10)-(2a+7)
2(-ab+5a)+(9a-5b)16(abc+9a)-7(8a-5abc)
6(xy-6z)-(-xy+8z)-8(pq-pr)-(7pq-pr)
-4y-(5y-1)y+(3y-3d)-(9d-y)
9(3n+3)-9n9-(7a-5)+(6a-9)
9(-ab+7a)-(3a-7b)12(abc-8a)-7(6a+2abc)
4(xy+3z)+(-xy+6z)-3(pq-pr)+(8pq-pr)
4x+(2x-4)8x-(8x+2c)+(8c+x)
-7(6t-6)+6t10+(2n+3)-(5n-8)
7(-ab+4a)-(9a+5b)10(abc-9a)-8(8a+4abc)
6(xy-2z)-(-xy-8z)-5(pq-pr)-(2pq+pr)
9n-(7n-9)4n-(3n-5c)+(3c-6n)
5(3n+5)+5n4-(2n-2)-(2n-3)
3(ab-7a)-(3a+5b)19(abc-3a)-7(5a-2abc)
7(xy+2z)-(-xy+9z)-3(pq+pr)-(3pq-pr)
-9y+(9y+7)y+(2y+4s)-(9s-8y)
-5(4t+8)+5t9+(4m+7)-(8m+3)
7(-ab-7a)+(8a-2b)10(abc-2a)+9(8a-5abc)
9(xy-9z)-(-xy-6z)-7(pq-pr)+(7pq+pr)
-6a+(6a-9)6a-(9a+3d)+(6d+4a)
7(6b+1)+7b5+(7y-1)+(2y+4)
6(ab-9a)+(6a-8b)6(abc+4a)+4(6a+5abc)
5(xy+2z)-(-xy+8z)-3(pq-pr)-(9pq-pr)
7y+(6y-2)y-(8y+4q)-(2q+8y)
-2(5t+8)+8t7+(8b-7)-(9b+4)
9(ab+4a)-(4a-8b)6(abc+2a)+5(8a+5abc)
3(xy-4z)+(-xy-2z)-4(pq+pr)+(2pq+pr)
9b-(5b-5)b-(6b-9s)-(4s-9b)
3(2b+2)+2b9-(5b+8)-(2b-6)
7(-ab+4a)-(2a+9b)9(abc-3a)+4(3a+5abc)
5(xy-8z)+(-xy-6z)-5(pq-pr)-(2pq-pr)
-9a-(2a-5)5a+(2a-2q)+(4q+9a)
8(6t+4)+2t2+(4a-4)-(3a+10)
5(ab+9a)+(9a-4b)9(abc+8a)-3(8a+4abc)
3(xy+9z)+(-xy-9z)-6(pq-pr)-(2pq+pr)
6n-(4n-1)n-(6n+5p)+(2p-n)
-8(7b+3)+6b3-(6n-4)-(8n+4)
4(ab+3a)-(2a-9b)18(abc+6a)+6(6a+4abc)
4(xy+6z)+(-xy+6z)-5(pq+pr)+(4pq+pr)
7m-(5m+5)6m-(9m+4c)-(5c+m)
-7(5b+7)-3b7-(5x+7)-(6x-6)
7(ab+9a)-(4a-8b)10(abc-9a)-9(8a-6abc)
4(xy-2z)-(-xy+9z)-6(pq-pr)-(3pq+pr)
-2x+(2x+1)x-(7x+3d)-(4d-7x)
-7(7t+4)-8t8-(4y+3)+(6y+3)
6(ab+8a)-(6a-8b)14(abc+8a)-8(2a-3abc)
5(xy-9z)-(-xy+3z)-9(pq+pr)+(6pq-pr)
5x-(2x+5)6x-(8x-9d)+(5d-4x)
-4(5t+2)+3t8+(9m-8)+(3m-2)
2(ab+8a)+(7a+2b)15(abc+7a)+6(4a+5abc)
5(xy-6z)-(-xy-2z)-8(pq+pr)-(6pq-pr)
2m-(7m-4)9m-(8m+5p)+(2p+m)
-9(5s+6)+9s4+(3x+10)-(3x-9)
7(ab+2a)+(5a-7b)5(abc-7a)+7(5a-3abc)
6(xy-8z)-(-xy-6z)-9(pq+pr)+(3pq+pr)
-7y-(2y-7)y-(3y+2z)+(9z-4y)
-2(8m-4)-8m8-(5n-2)-(8n-3)
4(-ab+2a)-(3a+5b)9(abc-2a)-2(7a-9abc)
5(xy-6z)-(-xy+8z)-4(pq+pr)-(6pq+pr)
-4a-(2a-5)a+(9a-5q)-(2q+8a)
-5(9t-5)+5t2+(8y-2)+(4y+5)
4(-ab-6a)+(9a-6b)10(abc+5a)+2(3a+2abc)
8(xy+5z)+(-xy-3z)-6(pq-pr)-(3pq+pr)
-5b+(4b-1)b-(7b-9c)+(3c+b)
5(4t+7)+2t2-(5a+10)+(2a-3)
8(-ab+4a)+(8a-7b)16(abc-7a)+5(4a+7abc)
4(xy+2z)-(-xy-8z)-6(pq+pr)-(2pq+pr)
3x+(8x+7)5x+(6x+5q)-(8q+x)
-4(6n-3)+4n4-(6n+8)+(7n-8)
5(-ab+9a)+(2a-4b)6(abc+2a)+3(5a+4abc)
6(xy+6z)-(-xy-8z)-8(pq+pr)+(4pq+pr)
-9b-(7b+2)9b-(2b+8q)-(4q+5b)
-6(7n+6)-7n6-(8b-5)-(5b-7)
3(ab+2a)-(5a+6b)4(abc+3a)-9(6a+9abc)
8(xy+6z)+(-xy-5z)-7(pq+pr)+(5pq+pr)
9m-(9m-1)7m-(2m+2z)+(2z+2m)
-8(3s+5)+6s9-(5m+6)-(8m+6)
9(ab+6a)-(3a+5b)4(abc-5a)-5(6a-9abc)
7(xy+7z)+(-xy-5z)-9(pq-pr)-(7pq+pr)
-3y-(6y-5)6y-(8y-5z)+(8z+3y)
-9(6t+9)-2t7+(3m-5)-(5m-1)
3(ab+8a)+(4a-3b)14(abc+4a)+6(4a-6abc)
9(xy-9z)+(-xy-3z)-6(pq+pr)+(3pq+pr)
4a-(8a+3)5a-(4a-6z)-(6z-7a)
6(9m+10)-3m2+(9n+6)-(3n+1)
8(ab+8a)+(8a-5b)13(abc+3a)-5(9a-5abc)
8(xy-7z)+(-xy-3z)-6(pq-pr)-(6pq+pr)
5a+(4a+1)a+(2a-6q)-(2q-4a)
7(6b+5)+3b10-(7m-8)-(2m-3)
7(-ab-3a)+(5a-9b)15(abc-4a)-4(5a+4abc)
8(xy-3z)+(-xy-4z)-3(pq-pr)+(8pq-pr)
-7x-(8x-9)x+(2x-3q)-(7q+2x)
2(8n+9)-3n9+(7n+5)+(2n-4)
5(-ab+2a)-(4a+5b)17(abc+5a)-4(9a-4abc)
3(xy-9z)+(-xy+4z)-6(pq+pr)-(7pq-pr)
3y-(8y+4)y+(3y-7p)+(2p-y)
-9(5s+6)+9s9-(9x+9)-(6x+6)
4(-ab-4a)+(9a-3b)6(abc-8a)-5(5a+4abc)
4(xy+6z)+(-xy-5z)-5(pq-pr)-(7pq-pr)
9b-(7b+6)b+(6b+9z)-(8z-6b)
-8(3s+3)+9s6+(8x-8)+(7x+9)
5(ab+9a)+(8a-4b)9(abc-7a)-9(6a+9abc)
5(xy-2z)-(-xy-9z)-4(pq+pr)-(8pq+pr)
9b+(5b-6)b-(2b-2s)+(5s+8b)
-3(9a+8)-3a1+(8y+2)-(2y+4)
3(-ab+3a)-(2a+7b)14(abc-5a)-3(5a-8abc)
8(xy+9z)+(-xy-7z)-4(pq+pr)-(2pq-pr)
-2b-(6b+3)8b-(5b+4c)-(9c-b)
-3(7n+6)-5n4+(8x+4)+(5x+7)
5(-ab-4a)+(6a-6b)17(abc+7a)+5(3a+4abc)
8(xy+5z)+(-xy+8z)-6(pq-pr)+(7pq+pr)
3x+(7x-8)8x-(6x+5z)+(6z+6x)
5(8b-5)+9b1+(3m-7)-(5m+8)
9(ab+6a)-(2a-9b)15(abc-3a)-8(5a-4abc)
4(xy-7z)-(-xy+3z)-2(pq-pr)-(3pq+pr)
8b+(3b+3)6b+(8b+7p)+(5p+3b)
9(7m-9)+7m4+(9n-6)-(4n+2)
5(-ab+9a)+(2a+6b)7(abc-3a)-2(7a+6abc)
4(xy+7z)-(-xy+3z)-5(pq+pr)+(8pq-pr)
2a-(6a+5)5a+(8a+2c)-(8c+a)
-2(8m-1)+9m3+(5y-10)-(3y-5)
5(ab-5a)+(6a+2b)15(abc-6a)+3(7a-5abc)
7(xy-8z)+(-xy-2z)-6(pq-pr)+(4pq+pr)
-9a+(4a+4)2a-(4a+7z)+(5z-8a)
-8(9t+10)+9t7+(7y-4)-(7y-1)
9(-ab-8a)+(4a-3b)10(abc-7a)+8(7a+6abc)
2(xy+3z)+(-xy+8z)-7(pq-pr)-(4pq-pr)
-8n+(7n+8)n+(5n-6p)-(4p-5n)
2(7t-3)+6t5+(7m+9)-(2m-7)
6(ab-5a)-(8a-3b)15(abc+5a)-7(6a-9abc)
7(xy+2z)-(-xy-2z)-7(pq-pr)+(2pq-pr)
-2y+(8y-9)2y+(8y+6z)+(5z-y)
-7(2m+3)-4m7+(2m+10)-(3m-10)
7(-ab-7a)-(6a-9b)15(abc-4a)-9(6a+6abc)
4(xy+7z)-(-xy-8z)-8(pq-pr)+(7pq+pr)
5x+(7x+8)9x-(3x+4c)-(6c+8x)
9(5t+7)+6t1-(3a-5)-(3a+7)
8(-ab+8a)-(6a+6b)11(abc+5a)+3(5a-3abc)
7(xy-8z)-(-xy-2z)-4(pq-pr)+(8pq+pr)
-9m-(9m+9)m+(5m+3q)+(4q-3m)
9(5m-8)-6m9+(8y-8)-(5y+7)
6(ab+9a)+(4a+2b)20(abc-2a)+5(3a+3abc)
9(xy-9z)-(-xy-6z)-3(pq+pr)-(6pq-pr)
5a+(8a+8)3a+(3a-2d)-(5d-a)
2(2m+7)+8m10+(8y+6)-(9y-10)
9(ab+4a)+(3a+4b)13(abc+9a)+8(9a+4abc)
2(xy+8z)+(-xy+6z)-3(pq+pr)+(5pq+pr)
-6x-(9x-3)5x+(4x+2s)+(3s+x)
-3(4n+1)-9n1-(8n+6)-(7n-6)
6(-ab+2a)-(7a+2b)8(abc+4a)+4(8a-9abc)
6(xy+7z)+(-xy-9z)-2(pq-pr)+(3pq+pr)
-7y-(2y+7)y+(7y-2z)-(3z-9y)
3(5n+9)+4n7-(6y-8)+(2y-1)
5(-ab-4a)-(4a-7b)16(abc-3a)-2(9a-4abc)
7(xy-5z)-(-xy+7z)-4(pq-pr)-(9pq-pr)
-6n+(5n-6)n+(4n+4d)-(3d-6n)
6(7t+3)+7t6-(6n-9)-(8n-6)
7(-ab+4a)-(8a-4b)10(abc+9a)-4(2a+2abc)
8(xy+4z)-(-xy-4z)-3(pq-pr)-(4pq+pr)
3y-(6y-7)9y-(6y+5d)-(9d-8y)
-9(2m+6)+7m6+(3n+10)+(5n+6)
4(-ab-7a)+(3a-4b)8(abc-5a)+7(3a-2abc)
6(xy+9z)+(-xy+3z)-3(pq+pr)-(5pq+pr)
9b-(2b-7)6b+(3b-4p)-(4p+4b)
-5(6a-2)-6a4+(2y+5)+(9y-3)
8(-ab+4a)-(5a+6b)15(abc+5a)-7(6a-7abc)
6(xy+7z)+(-xy+5z)-6(pq+pr)-(2pq-pr)
-7b+(6b-9)7b-(7b+5c)-(8c-2b)
-9(6m+10)-8m5+(9m+2)+(9m+4)
4(ab-4a)+(8a-7b)8(abc-2a)+6(5a-2abc)
2(xy-4z)+(-xy+6z)-4(pq-pr)-(2pq+pr)
5a-(6a+8)a+(3a-8d)+(4d+a)
2(7a+8)-8a4+(8y-1)-(3y-10)
5(-ab+8a)-(8a+8b)12(abc+7a)+8(4a+3abc)
7(xy-4z)-(-xy+7z)-6(pq+pr)-(4pq-pr)
-6y-(3y+4)5y-(4y-2p)-(8p-7y)
-9(3s-10)-4s9-(8m-3)+(6m-1)
2(ab+8a)+(6a+8b)8(abc+8a)+8(3a+2abc)
6(xy+9z)+(-xy+6z)-2(pq+pr)-(3pq-pr)
-9n+(7n-1)9n+(2n+3c)+(7c+n)
-3(3m-10)-5m8+(4x-7)+(7x-2)
8(ab-4a)+(7a+8b)12(abc+3a)+6(8a-5abc)
9(xy-3z)-(-xy+9z)-3(pq-pr)-(4pq+pr)
7m+(4m+6)5m+(9m-8s)-(2s+m)
3(5s-5)+7s5-(5x-2)+(6x+6)
2(-ab+4a)+(8a-5b)16(abc-6a)-8(2a+9abc)
2(xy-5z)+(-xy+5z)-3(pq-pr)-(7pq+pr)
-8b+(4b+3)8b-(6b-3p)+(8p-6b)
-3(9n-7)-6n10-(4n-7)+(8n-4)
4(ab-7a)+(7a+9b)9(abc-5a)+8(2a+2abc)
4(xy+9z)-(-xy-6z)-9(pq+pr)+(5pq+pr)
7x+(2x-5)3x-(9x-8s)-(6s+x)
5(2n+2)+5n5+(4x-1)+(9x+2)
7(-ab-7a)-(2a+8b)5(abc+9a)-2(9a-2abc)
9(xy+7z)-(-xy-6z)-6(pq+pr)+(6pq+pr)
2y-(8y+2)y-(3y-3d)+(7d+7y)
5(7n-10)+2n9-(2n-8)+(5n-5)
5(-ab-8a)-(8a+9b)10(abc-4a)-5(9a+3abc)
6(xy+7z)-(-xy-7z)-7(pq+pr)-(3pq+pr)
-9x-(6x+2)x+(3x-8c)-(5c+x)
-9(7n+6)-6n1+(7n-1)+(8n+3)
4(-ab+5a)+(8a+6b)3(abc+4a)+8(7a+2abc)
3(xy+2z)+(-xy+7z)-9(pq-pr)-(2pq+pr)
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- 七年 级数 上册 合并 同类项 专项 训练 38