七年级数学上册合并同类项专项训练51.docx
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七年级数学上册合并同类项专项训练51
-9b+(3b+8)6b-(4b-8c)-(9c+4b)
5(6a+1)+6a8-(8a-9)-(3a+5)
6(ab-3a)+(9a-9b)17(abc-9a)-6(5a+5abc)
9(xy+4z)+(-xy-5z)-2(pq+pr)-(7pq+pr)
-5b+(6b-3)b-(2b-3z)-(2z+9b)
7(9n-1)-8n3-(3a-8)+(3a+5)
2(ab+5a)+(4a+4b)9(abc+5a)-6(9a+8abc)
9(xy+8z)+(-xy-3z)-2(pq+pr)+(3pq-pr)
3y-(7y-8)4y+(2y+8z)+(6z+8y)
3(7m+10)-3m10+(6m-5)-(8m-1)
3(-ab-6a)+(5a+2b)10(abc-7a)+2(6a+7abc)
6(xy+8z)-(-xy-4z)-5(pq+pr)+(8pq+pr)
9b+(4b+7)2b-(2b+3c)-(5c-b)
-9(3a+8)+2a1-(2m+2)-(8m+3)
5(-ab-3a)-(7a-2b)6(abc+5a)-2(8a-2abc)
9(xy+2z)+(-xy-8z)-3(pq+pr)-(5pq+pr)
-5b+(3b+4)4b-(7b+8q)-(2q-9b)
-5(7n-2)+3n8+(9b+5)+(9b-5)
2(ab-7a)-(2a+4b)4(abc-7a)-4(2a-4abc)
7(xy+2z)+(-xy-4z)-7(pq+pr)-(4pq-pr)
6n+(6n+6)4n-(9n-9q)+(8q-n)
5(9t+5)+3t10-(9y+9)-(3y+1)
7(-ab+9a)+(4a+2b)13(abc-9a)-3(3a+5abc)
9(xy+6z)-(-xy+9z)-2(pq-pr)-(8pq+pr)
8y+(7y-8)y+(7y-3p)+(6p-y)
-9(3n-4)-7n8+(6a-1)+(6a-10)
3(ab+2a)-(2a+3b)3(abc+7a)+7(4a+8abc)
4(xy+6z)-(-xy-2z)-9(pq-pr)+(6pq+pr)
4b+(7b+2)5b-(6b-3p)+(2p-9b)
8(8a+4)+5a7+(4y+5)-(6y-4)
2(ab+2a)-(2a-2b)12(abc-2a)-3(9a-9abc)
9(xy-3z)-(-xy-5z)-6(pq+pr)-(8pq+pr)
-6m+(9m+9)5m+(2m+6p)-(9p+6m)
9(4m-1)+3m3+(5y+2)-(8y-9)
6(-ab+4a)+(9a-8b)11(abc+5a)+2(5a+9abc)
3(xy-5z)-(-xy-7z)-3(pq-pr)-(4pq+pr)
3x-(6x+9)5x-(2x-4p)+(9p-2x)
-6(7t+6)+4t6+(8n+1)-(5n+8)
5(-ab+4a)+(9a-8b)2(abc-6a)-6(3a+3abc)
6(xy+8z)-(-xy+4z)-7(pq+pr)-(6pq+pr)
2x-(4x+3)3x+(5x+9c)-(7c-x)
3(2a-2)-7a9+(4b+6)+(8b-1)
8(ab+6a)-(7a+9b)11(abc+7a)-4(7a-2abc)
5(xy+9z)-(-xy+9z)-3(pq+pr)+(3pq+pr)
6y-(5y+6)2y-(8y+7q)-(7q+y)
5(4a+5)+3a10-(8y-7)+(7y+7)
3(-ab+5a)+(3a+6b)19(abc+5a)-8(8a-8abc)
4(xy-6z)+(-xy+9z)-2(pq-pr)+(2pq+pr)
8n-(3n+8)n+(7n-2d)+(2d-7n)
-6(5n-6)+4n1+(2m+6)-(8m-7)
6(ab+9a)+(2a+8b)16(abc+6a)+9(8a-3abc)
9(xy-8z)+(-xy+9z)-3(pq+pr)+(8pq-pr)
6m-(3m+1)9m+(8m+8p)-(4p-m)
-2(2s-4)-7s4-(9b+6)-(2b+6)
5(ab+3a)-(7a-9b)18(abc+4a)-7(4a+3abc)
7(xy+4z)-(-xy-5z)-3(pq+pr)+(3pq-pr)
4x-(4x-2)8x-(4x+7q)-(7q-x)
-4(3t+6)-3t6-(5a-5)-(5a+3)
9(ab-5a)+(6a-3b)8(abc-9a)-8(3a+9abc)
6(xy-4z)+(-xy+3z)-5(pq+pr)+(3pq+pr)
-5n-(5n+9)8n-(6n+8s)-(2s+n)
3(2a+10)+9a4-(8m+3)+(2m-5)
7(ab-8a)+(3a+8b)3(abc-7a)-9(5a-2abc)
8(xy-6z)+(-xy+4z)-3(pq-pr)-(9pq-pr)
3y-(5y-6)y-(3y-5p)+(9p-y)
-4(2t+6)+9t3+(8m+3)+(3m-3)
7(ab+8a)-(4a+2b)16(abc-2a)+4(9a-5abc)
8(xy-4z)-(-xy-6z)-5(pq-pr)+(8pq+pr)
-5b-(4b-5)6b-(2b+5s)+(7s+b)
9(8a-2)+8a5-(7y-8)-(7y+2)
7(-ab-2a)+(7a+3b)9(abc+2a)+7(9a+7abc)
4(xy-7z)+(-xy+3z)-5(pq+pr)+(5pq+pr)
2m+(6m-7)8m-(3m-3d)+(7d-7m)
-3(5a+10)-8a10+(6a+3)-(9a-2)
9(-ab+3a)-(3a+6b)4(abc+4a)+3(4a+9abc)
6(xy-8z)+(-xy-6z)-2(pq+pr)-(9pq+pr)
-2m-(7m-9)m+(2m+4p)+(6p+2m)
8(2a-3)+9a3-(9n+1)-(2n-6)
9(-ab+9a)+(5a-3b)15(abc+5a)-3(4a+3abc)
5(xy-2z)-(-xy+3z)-5(pq-pr)+(4pq-pr)
3b-(8b-2)6b-(3b+9s)-(7s+6b)
2(2b+3)-5b6+(5m+8)-(4m+4)
6(-ab+8a)+(3a-4b)7(abc-4a)-6(5a+7abc)
2(xy+7z)+(-xy+9z)-5(pq-pr)+(7pq+pr)
6a+(5a+1)3a+(9a-8d)+(5d+3a)
2(6a-5)-8a7-(6x-7)+(2x-10)
3(ab+2a)+(7a-2b)3(abc-4a)-6(4a-2abc)
7(xy+4z)-(-xy+2z)-9(pq-pr)+(4pq+pr)
-3m-(4m+4)2m-(2m+6q)+(3q-m)
-4(6m+7)+7m7-(3n-8)-(3n+3)
5(ab-8a)-(5a-8b)16(abc+6a)-8(3a-2abc)
7(xy+4z)-(-xy+8z)-7(pq-pr)-(3pq-pr)
5m+(3m-2)m-(9m+9p)+(4p+m)
4(9b+8)+6b10-(8y+5)+(6y-7)
4(ab+6a)-(2a-5b)6(abc+8a)+3(4a+3abc)
4(xy-2z)+(-xy-6z)-9(pq+pr)+(9pq-pr)
3a+(7a-6)a-(2a-3p)-(4p-6a)
2(5a+4)-5a6-(5x-9)-(7x-7)
6(-ab-8a)+(9a+6b)12(abc-2a)+7(9a-7abc)
4(xy-6z)+(-xy+6z)-6(pq-pr)-(3pq-pr)
-7a-(8a-2)a+(5a-9z)-(9z-a)
5(7s-1)+9s9+(6n-8)+(6n+9)
3(ab+3a)-(4a+8b)17(abc-3a)+2(7a-4abc)
6(xy-2z)-(-xy+8z)-2(pq+pr)+(7pq-pr)
9x+(5x-5)3x-(9x-3s)-(9s+x)
-5(3t+1)+8t8+(4x+4)+(7x+7)
4(ab-6a)+(5a+5b)3(abc-5a)+7(8a-6abc)
2(xy-5z)-(-xy+7z)-6(pq-pr)+(9pq+pr)
9a-(5a-2)a-(5a-5z)-(6z+3a)
7(8n+2)+7n7-(8x-3)+(3x-3)
8(-ab-3a)+(2a+8b)10(abc-3a)-2(8a-8abc)
6(xy-3z)+(-xy-5z)-4(pq+pr)+(8pq+pr)
5y+(7y+4)7y+(7y-2p)+(9p+7y)
6(8b-2)-4b1-(2b+3)-(3b-5)
8(ab-4a)-(5a-8b)19(abc+5a)+9(2a-2abc)
3(xy+6z)+(-xy+8z)-9(pq+pr)+(8pq+pr)
-5b-(8b-8)8b+(5b+9p)-(4p+9b)
-9(3n-5)+7n1-(6x+10)-(2x-8)
4(-ab+3a)-(2a+3b)11(abc+6a)-4(7a-7abc)
3(xy-6z)+(-xy-3z)-2(pq-pr)+(3pq-pr)
-2x+(6x-2)x+(4x-3d)+(6d+7x)
9(4m+6)+6m8+(9m-7)+(6m-1)
3(-ab+3a)+(4a-5b)10(abc+3a)+8(8a+8abc)
2(xy+3z)-(-xy+3z)-5(pq-pr)-(3pq-pr)
-3y-(8y-3)y+(2y+6d)-(2d+y)
7(8m-2)-8m1+(8m-3)+(3m+5)
6(ab+8a)-(9a-2b)18(abc-3a)+6(3a+4abc)
8(xy+4z)-(-xy+6z)-7(pq-pr)+(3pq+pr)
-5m-(3m+8)m+(8m+2p)-(3p+8m)
-4(5m+5)+7m10-(8y+6)-(5y+6)
5(ab+5a)+(8a+5b)5(abc+3a)-5(6a+5abc)
6(xy-3z)-(-xy-2z)-5(pq-pr)+(4pq-pr)
-2x-(3x+5)8x+(8x-7q)+(9q+6x)
-6(5a-9)-6a8+(5y+2)-(7y-5)
3(ab-6a)+(9a-2b)4(abc+5a)+9(5a+4abc)
3(xy-6z)-(-xy-9z)-4(pq-pr)-(6pq+pr)
8n-(3n-5)n-(8n+5q)+(8q+n)
9(5s+8)-6s10+(5b-1)-(7b+1)
4(-ab-4a)+(6a+2b)3(abc-4a)+4(5a+8abc)
2(xy+5z)+(-xy-4z)-2(pq-pr)+(2pq-pr)
4b+(8b-6)6b+(7b+2p)+(3p+b)
-8(8a-6)+6a3+(6m-6)+(7m-6)
4(ab+9a)+(5a-6b)17(abc+3a)-3(3a-2abc)
6(xy-9z)+(-xy+6z)-3(pq-pr)-(8pq+pr)
-3b-(2b-4)7b+(9b-6z)+(3z+5b)
-2(3a+9)-6a1+(8m+7)-(4m-8)
2(-ab+7a)+(6a+7b)11(abc+4a)+4(9a+9abc)
7(xy+5z)-(-xy+3z)-5(pq+pr)-(5pq-pr)
6x-(4x+1)9x+(3x+8q)+(2q-x)
-5(7n-7)+2n2+(5y-1)-(5y-8)
4(-ab-3a)+(3a-5b)6(abc-2a)-6(6a+5abc)
5(xy-8z)+(-xy+8z)-3(pq-pr)-(2pq+pr)
4m+(3m-4)m-(9m-4q)-(8q-8m)
-6(4t-9)+3t1+(3x-8)-(7x-3)
6(ab+3a)+(2a+4b)9(abc+5a)+3(5a+9abc)
6(xy+7z)-(-xy-7z)-8(pq+pr)-(3pq+pr)
-4a+(8a+7)4a+(6a-2d)-(5d+9a)
8(8t-6)-4t7+(8x+5)-(8x+1)
7(ab-7a)+(8a+3b)4(abc-4a)-6(2a-5abc)
3(xy-7z)-(-xy-7z)-9(pq+pr)+(9pq-pr)
6b+(2b+9)8b+(4b-8q)+(2q+b)
-3(6m-10)-8m8-(9n+6)+(6n-10)
4(ab+6a)+(8a+7b)12(abc-8a)-6(3a+4abc)
4(xy-8z)-(-xy+6z)-8(pq+pr)-(2pq+pr)
2y-(3y-8)y+(6y+3q)-(7q+y)
3(7s-6)-7s6-(5m-6)+(8m-2)
4(-ab+2a)+(8a-4b)15(abc+7a)+5(9a+5abc)
5(xy+6z)-(-xy-4z)-3(pq-pr)+(5pq+pr)
-4b-(6b+4)4b-(3b+8z)+(2z+9b)
-9(6b+8)-6b2+(8y-6)+(4y-5)
5(-ab+5a)-(4a+9b)14(abc-3a)-2(2a-7abc)
5(xy-6z)-(-xy+9z)-3(pq+pr)-(2pq-pr)
-2b-(4b+2)8b+(7b+9p)+(2p+b)
2(6n+10)-5n2+(9x+3)-(8x+9)
2(ab+9a)-(2a+7b)18(abc+5a)-5(9a-3abc)
2(xy+2z)+(-xy+8z)-9(pq-pr)-(8pq+pr)
-2n-(7n-7)n+(7n-3d)-(7d+2n)
4(8t-5)-6t4-(7n-9)+(5n-10)
9(ab-4a)+(6a-6b)19(abc-3a)-5(7a+2abc)
4(xy-3z)-(-xy-6z)-2(pq+pr)-(8pq+pr)
-5x+(6x-1)8x+(2x-2s)+(2s-x)
9(5m+6)+7m5+(3y-3)-(6y+8)
9(ab+4a)-(9a-4b)9(abc+6a)-4(4a+3abc)
7(xy+8z)+(-xy+7z)-6(pq-pr)+(3pq-pr)
4m+(7m-3)m-(7m-4q)-(5q+4m)
9(3s+2)-9s7+(3y+2)-(2y+7)
4(ab-4a)-(2a+7b)11(abc-8a)+6(7a+8abc)
3(xy-5z)-(-xy+7z)-4(pq-pr)+(4pq-pr)
-6b+(9b+2)6b+(5b-2s)+(3s-7b)
3(2b-2)-2b1-(7x-3)-(6x-3)
6(-ab+2a)+(8a+8b)14(abc+5a)+8(7a+7abc)
8(xy+3z)+(-xy+2z)-3(pq+pr)-(2pq-pr)
7m-(9m+1)9m-(5m-6c)+(9c-5m)
-2(6m+4)-3m6-(9m-6)-(5m-10)
4(ab-7a)+(4a-2b)20(abc-2a)+5(9a+6abc)
7(xy+7z)-(-xy-7z)-3(pq+pr)-(3pq+pr)
9b-(9b+5)b-(9b-7z)+(9z+7b)
-2(3a-7)-4a5+(5x-4)-(7x-2)
8(-ab-5a)-(7a+3b)18(abc-8a)+3(2a+2abc)
4(xy+4z)-(-xy+2z)-2(pq+pr)+(9pq-pr)
-5n+(9n+6)n+(8n-7c)+(3c+9n)
-8(9b+10)+6b7+(8y-4)-(6y+5)
3(-ab+3a)+(7a-4b)2(abc+9a)-2(5a-6abc)
7(xy+2z)-(-xy-8z)-3(pq+pr)-(2pq-pr)
5x+(3x-8)8x-(7x-6p)-(2p-x)
-2(4t+4)-3t1+(5x-6)-(5x+5)
7(ab+7a)+(4a-5b)16(abc+5a)-3(9a-8abc)
6(xy+5z)-(-xy-7z)-9(pq-pr)+(5pq-pr)
-5m+(9m+2)m+(5m-7q)+(9q-9m)
4(9a-5)+4a9-(2x+7)+(7x-10)
9(ab-2a)+(7a+2b)13(abc-6a)-2(2a+4abc)
7(xy-5z)+(-xy-4z)-6(pq-pr)-(7pq-pr)
-8y+(9y-7)y+(2y+5q)-(5q-y)
5(9m-8)-3m3-(4y-7)-(7y-9)
9(-ab+5a)+(9a+8b)6(abc+4a)+9(8a-7abc)
2(xy+5z)+(-xy-8z)-3(pq+pr)+(5pq+pr)
-8b+(4b+2)b+(3b-9p)+(7p-b)
3(6m-3)-9m6+(9n-2)+(3n+8)
4(ab+5a)-(6a-3b)5(abc+5a)+9(3a-7abc)
6(xy-3z)-(-xy-8z)-2(pq-pr)+(4pq+pr)
-6a-(3a-8)a-(9a-5d)-(4d+5a)
-9(2b-9)-4b3-(8x-3)+(5x+2)
6(-ab-6a)-(9a-5b)18(abc-4a)+6(8a+6abc)
8(xy+9z)-(-xy-4z)-7(pq-pr)+(9pq+pr)
-5y-(8y-9)y+(5y-7q)-(6q-7y)
2(9n-10)-7n1-(9b+6)-(5b+10)
7(ab+2a)-(6a-7b)11(abc+8a)+8(2a-9abc)
8(xy+9z)-(-xy+2z)-5(pq-pr)+(7pq+pr)
-6a-(8a-4)2a+(7a-4d)+(8d-a)
-3(3t-2)+4t10-(2b-3)-(3b+4)
8(ab-3a)+(8a+5b)12(abc-9a)+4(8a-4abc)
9(xy+2z)-(-xy+6z)-8(pq+pr)+(4pq+pr)
6b+(8b+6)b-(6b+7z)-(3z-b)
-7(7t-6)+9t9+(4x-8)+(6x+8)
3(ab-2a)+(2a-2b)9(abc-4a)-3(8a+5abc)
6(xy-2z)-(-xy-8z)-4(pq-pr)-(2pq+pr)
3n-(3n+1)n+(5n+6p)-(5p+6n)
6(8t-7)-4t7-(7n+1)-(7n-6)
9(-ab+5a)+(2a-3b)17(abc-9a)-3(7a-4abc)
3(xy+8z)+(-xy+4z)-4(pq-pr)-(5pq-pr)