初一数学上册合并同类项及去括号专项练习题45.docx
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初一数学上册合并同类项及去括号专项练习题45
11
-—(a+b)-—(s+t)2(9b-y)-6(n-5p)
99
-(7a-9)x+4(5+7c)
11x-7(7b+8c)-(8x+b)+6(9a-2c)
1
—(18+6x)+c-3(3a-6bc+4)
8
11
-—(b+c)+—(p+q)3(6a-x)+6(m+9p)
46
-(2n-7)y+8(6+6a)
20a-5(2y+8t)-(7a+y)+7(5n+5a)
1
—(4+10y)-t-9(7c+8mn+8)
7
11
-—(b+c)+—(e+f)3(6b+x)+5(m+9p)
69
-(6y-2)y-7(7+2c)
4m+9(2n+2t)-(6m+n)-5(4y-7c)
1
—(6-6y)+t-5(3c+6bc+4)
3
11
-—(a+b)+—(s+t)2(9a-y)+6(m-3p)
68
-(8m-2)z+7(9-4b)
18x-7(3b-6t)-(8x-b)+7(4m+4b)
8
—(6+6z)-t-6(6b-5xy-4)
9
11
-—(x+y)-—(p+q)3(9a-y)-2(n-9q)
93
-(2b+2)x-2(4-3b)
13x+3(6n+5z)-(5x-n)-6(4b+4b)
4
—(18-4x)+z-2(3d-6xy-3)
3
11
-—(b+c)-—(m+n)2(7a+y)-4(n+4p)
75
-(3x-7)x+6(4+6c)
9x+4(9n+6c)-(7x-n)+5(9x-3c)
1
—(4+6x)-c-8(3d-4mn+8)
6
11
-—(a+b)-—(e+f)3(9a+x)+4(n-2q)
48
-(5a+8)z-5(1+9a)
7x-7(9y+7t)-(5x-y)+5(6a+7a)
8
—(18+2z)+t-6(4a+5mn-5)
7
11
-—(a+b)-—(p+q)4(7a-y)-5(m+2q)
48
-(7y-5)x+5(7+6b)
10x+5(8b-8c)-(9x-b)+2(5y+6b)
4
—(16-4x)+c-5(4c+4ab+1)
5
11
-—(x+y)-—(p+q)2(9a+y)-8(n+9p)
68
-(7b+6)y-5(8-6a)
15m-2(3n+4c)-(5m-n)-8(4b+3a)
10
—(8+4y)-c-3(5c+8xy-7)
9
11
-—(b+c)+—(e+f)4(9a-y)+7(n-6q)
59
-(4b-3)y-4(1+2b)
4m+7(4n+8c)-(6m+n)+8(4b+6b)
1
—(2+8y)-c-9(6b+7mn+3)
4
11
-—(x+y)-—(s+t)2(9a-x)-6(n-6p)
27
-(5a-1)y+3(6-9c)
13m-2(6b-4c)-(5m+b)-4(7a+2c)
5
—(18-8y)+c-8(9d-8bc+6)
4
11
-—(x+y)-—(p+q)4(6a+x)+4(n+2q)
26
-(5m+2)z-9(4+9a)
3m+7(7b-9t)-(7m+b)+9(8m-6a)
1
—(6-10z)+t-7(4b+8mn+2)
3
11
-—(a+b)-—(p+q)5(7b-y)+2(m-9q)
43
-(2n-5)y+6(7+7a)
10m-2(5b+9c)-(7m-b)-3(2n-4a)
3
—(20+4y)+c-4(5b-2bc-1)
4
11
-—(x+y)-—(m+n)3(8b+x)-3(n-6p)
46
-(9b+4)x-5(9-8a)
10m-2(6y+4t)-(9m-y)-3(5b+3a)
1
—(20-10x)-t-3(9a+5mn-2)
2
11
-—(a+b)+—(m+n)3(7b+x)+6(n+9p)
68
-(8m+7)y+4(4+3b)
17x+3(4n+6t)-(2x-n)+2(4m-5b)
1
—(4-10y)-t-8(9b+3mn+4)
9