初一数学上册合并同类项及去括号专项练习题147.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147
11
-—(b+c)-—(m+n)2(9a-x)-6(m-9p)
67
-(9x+1)y+4(7-4a)
16x-8(7b+7z)-(3x-b)+7(9x+4a)
10
—(6+10y)-z-7(7b-3xy+7)
9
11
-—(x+y)+—(p+q)3(6b+y)-4(n-8p)
74
-(6b-8)x-6(4-2b)
2a-3(3n+6z)-(8a+n)-2(8b+8b)
1
—(4-4x)-z-3(5a+6mn+5)
4
11
-—(b+c)-—(s+t)5(9a-y)+4(n-2q)
64
-(9x+8)x+7(8+9a)
6a+7(9b-4t)-(7a-b)-5(9x+7a)
5
—(20-2x)-t-2(6b-6xy+2)
4
11
-—(b+c)-—(e+f)3(7b+x)+9(m+2q)
83
-(6n-6)z-4(9-6a)
18m+2(3b+7c)-(6m+b)+8(3n-3a)
6
—(8+10z)-c-3(9c+5xy+5)
5
11
-—(a+b)+—(e+f)3(8a-y)+2(n-4q)
59
-(2m-7)x+2(2-7b)
11x+4(3n-9t)-(3x-n)-2(3m-8b)
6
—(14+8x)-t-2(6c+5xy-8)
7
11
-—(x+y)+—(s+t)3(8a+x)-3(m-5q)
57
-(2b-9)z+2(6+8c)
6m-7(5n+3t)-(6m+n)-2(8b+4c)
7
—(18+8z)-t-9(4b-2mn-2)
6
11
-—(x+y)-—(s+t)4(9b-y)-4(m-3q)
23
-(2b-1)z-6(4-4a)
4x+8(7y+7z)-(9x+y)+3(5b+7a)
1
—(4+10z)+z-4(8a-3bc-2)
8
11
-—(a+b)+—(p+q)3(6a-y)+2(m+6p)
49
-(8m+4)z-9(5+4b)
17m-8(2n+6t)-(7m-n)-6(3m-8b)
7
—(6-10z)+t-2(7b-3bc+9)
8
11
-—(x+y)-—(s+t)2(6b+x)-7(n+5q)
33
-(8x-3)y+7(2+5a)
16m+2(8n-2c)-(6m+n)+3(5x-5a)
7
—(12+2y)-c-6(5a+6xy+1)
8
11
-—(x+y)-—(e+f)3(7a-y)+3(m+3p)
46
-(8b+9)x+4(4-5a)
16m+6(4n+5c)-(5m-n)-8(7b-7a)
1
—(8-4x)-c-4(8d+2ab-3)
2
11
-—(y+z)-—(p+q)3(9a-y)-5(m+7p)
33
-(8n+8)x-5(4+6a)
2a+6(9b-9c)-(4a+b)-2(7n-9a)
8
—(4+4x)-c-5(2d-3xy-7)
9
11
-—(x+y)-—(p+q)2(8a+x)-9(n+5q)
76
-(8n-1)z+5(1+5a)
4x-7(7y-5z)-(4x-y)+8(4n-7a)
1
—(2+2z)-z-8(4a-9ab+7)
5
11
-—(y+z)-—(p+q)2(7b-y)+4(m-7p)
24
-(8a-9)y+8(7-4c)
6x+6(2b-3c)-(3x-b)-2(5a-8c)
1
—(14-10y)+c-8(9d-3mn-4)
8
11
-—(x+y)-—(s+t)5(9a-x)+5(n+6q)
57
-(8a+1)z+2(3-2b)
7a+4(6y+8z)-(6a-y)+5(8a+5b)
3
—(18+8z)+z-3(6d-9ab+5)
4
11
-—(a+b)+—(p+q)5(7b+y)+4(n-8p)
73
-(9m-2)y+6(8+9c)
6a-9(2y-6c)-(6a-y)-9(7m-2c)
1
—(12-6y)+c-5(3b+3bc-9)
7