初一数学上册合并同类项及去括号专项练习题157.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157
11
-—(b+c)-—(m+n)5(9a+y)-9(n+9q)
67
-(6x-9)z-7(7+5c)
20x-9(6b-2z)-(9x-b)-2(3x+4c)
1
—(14-6z)+z-3(3a-6xy+6)
2
11
-—(b+c)+—(s+t)5(9b+x)+7(m+6q)
52
-(8y-6)x+6(4-3b)
10a+3(3b-2z)-(3a+b)+3(9y+9b)
4
—(12+4x)-z-3(3c+3mn+3)
3
11
-—(a+b)+—(p+q)5(6a+y)+9(m+6p)
24
-(4n+3)y+7(1+2b)
13a-7(2y-3z)-(8a+y)-3(5n-6b)
1
—(4-8y)+z-2(4d+7mn+5)
4
11
-—(y+z)+—(p+q)3(7b+x)-5(n-2p)
23
-(6x-9)y+5(8+4c)
16x+7(2b+2c)-(3x-b)+6(7x+9c)
1
—(6-2y)+c-8(8a-7ab-6)
3
11
-—(b+c)+—(p+q)3(9b-y)-6(n+8q)
78
-(7n-9)y-9(9-6b)
5a+3(8y+3c)-(7a-y)-9(8n-8b)
3
—(20+6y)+c-6(2b+2bc-7)
4
11
-—(a+b)-—(s+t)2(8b+y)+9(m-8q)
79
-(9x+1)z+2(8-6c)
11x+3(6n-5c)-(8x+n)+9(5x-8c)
5
—(14+10z)+c-7(3c+2mn+6)
6
11
-—(y+z)-—(p+q)4(6a-y)-6(m+2q)
52
-(3n-6)x-8(5+6a)
8x-3(7b-3t)-(8x-b)+4(8n+3a)
7
—(4-4x)-t-4(3b-7bc+1)
8
11
-—(y+z)+—(s+t)3(6b-y)-4(n-6p)
96
-(7x+6)z-3(1-5b)
15a-7(9y-2z)-(2a+y)-9(5x-3b)
1
—(6-10z)-z-6(8b-6bc-5)
7
11
-—(y+z)+—(s+t)2(8b-y)-8(m+5q)
65
-(4n+8)z-8(3+3a)
10x+9(3y-4c)-(5x-y)+4(8n+5a)
1
—(16+8z)-c-2(2d+8ab+1)
5
11
-—(x+y)+—(s+t)3(9b-y)-8(m+2q)
46
-(6a-7)x-5(3+7c)
18m-5(5y+9c)-(5m+y)-2(5a+5c)
7
—(2+6x)-c-5(7b+3xy-3)
6
11
-—(a+b)+—(e+f)3(9a+y)-5(n-9p)
34
-(9b-6)y+6(3+7b)
12a-9(3b+4t)-(8a+b)-3(5b-2b)
1
—(8-4y)-t-2(7c+8ab+6)
5
11
-—(b+c)+—(s+t)3(9b-y)+7(n+7q)
98
-(9n-5)x-9(2+3c)
18x+5(7b+5t)-(6x+b)+5(4n+9c)
1
—(12-8x)+t-8(9c+4bc-9)
6
11
-—(y+z)-—(m+n)5(7a+x)-7(n-4p)
73
-(3b-2)x+9(6-5b)
17m+7(7b+3c)-(7m+b)-2(4b-2b)
1
—(4+10x)-c-9(5a-9ab-8)
9
11
-—(b+c)-—(s+t)2(8b-x)-3(m+9p)
89
-(3b+3)z+9(4+2b)
2a-5(7b+3c)-(8a+b)-8(5b+7b)
1
—(2-4z)-c-4(5b-2ab-9)
4
11
-—(x+y)+—(s+t)2(6a-x)+9(m+5p)
56
-(8y+7)z-6(2+8c)
12m-2(3y+7z)-(4m-y)-9(5y-7c)
1
—(18+10z)-z-2(6a-5mn-2)
7