初一数学上册合并同类项及去括号专项练习题172.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172
11
-—(a+b)+—(p+q)2(8b-y)+5(m-5q)
87
-(5y+5)z-9(8+4c)
14a+4(5y-6t)-(7a+y)-9(9y-2c)
1
—(2+8z)+t-5(8c+9ab-6)
5
11
-—(a+b)-—(m+n)2(9b-x)+5(m-8p)
38
-(7x+1)y+7(1+3a)
7a+8(5n-5t)-(5a+n)+4(9x-3a)
6
—(4+10y)+t-8(3c-2ab-6)
5
11
-—(a+b)+—(e+f)4(7b-x)+7(m-5q)
47
-(6a+1)z+5(6-6c)
16m+8(7n-6c)-(5m-n)+2(7a-4c)
8
—(10+10z)-c-8(3b-4ab+7)
7
11
-—(x+y)-—(m+n)3(9b+x)+6(m-8p)
96
-(6b-8)x+7(6+7a)
14x-6(6b-3c)-(8x-b)-4(2b+5a)
1
—(2-8x)+c-2(3d+5xy+5)
2
11
-—(x+y)-—(p+q)3(9a+x)-9(m+6q)
73
-(2n-4)y-9(5-7a)
4a+7(2y+2z)-(6a-y)-6(4n-2a)
1
—(6-6y)+z-2(8b-3mn+2)
6
11
-—(a+b)-—(m+n)3(6a-x)+7(n+8p)
53
-(8y+3)y+2(7-9b)
13a-6(2y+6z)-(7a-y)+8(3y+8b)
8
—(8+4y)-z-9(8c-6bc+4)
7
11
-—(x+y)+—(e+f)2(7b+x)+6(n-3q)
28
-(5n+3)z+3(5+7c)
15x-6(8n-4z)-(4x+n)+8(4n+3c)
1
—(6-10z)+z-9(3b-6mn+6)
5
11
-—(y+z)-—(e+f)2(8a+y)+5(m-2q)
28
-(8b+8)z-9(5+5b)
16x+5(3n+4c)-(3x-n)-6(6b-8b)
1
—(2+6z)+c-5(8b-7bc+7)
7
11
-—(x+y)+—(e+f)2(7b-y)-8(m-9p)
87
-(6a+6)x-6(1+4c)
8x+2(7b-6c)-(5x+b)-5(9a-4c)
1
—(8-2x)+c-7(6c+8mn+7)
7
11
-—(b+c)-—(e+f)4(8b-y)-9(n+9p)
39
-(7n-7)x+8(9+5c)
3x-3(9n+4t)-(2x+n)-3(4n-9c)
1
—(18+6x)+t-4(9d+9mn-9)
8
11
-—(a+b)+—(s+t)5(7a+y)+4(n-4p)
34
-(5b-7)x-3(3+5b)
11x+7(4n-8c)-(2x+n)-5(9b+6b)
4
—(20-4x)+c-9(5b-3ab-8)
5
11
-—(b+c)+—(e+f)5(9a+y)-6(n+2p)
33
-(7a+2)z-6(2-9a)
12m-6(6y-4c)-(9m+y)-5(4a-8a)
1
—(14-6z)+c-6(3b-8ab-3)
9
11
-—(b+c)-—(e+f)4(8b-y)+5(n+8p)
89
-(5y+3)x+6(5-8c)
20a-4(9b+6t)-(3a-b)-8(8y-3c)
1
—(16+8x)+t-7(4b-2xy-6)
2
11
-—(x+y)+—(s+t)3(7b-y)+4(n+7p)
95
-(4b-3)y+4(2+3c)
20m+6(5n-4t)-(9m-n)-8(9b-8c)
5
—(6-4y)-t-6(3d-2ab-4)
6
11
-—(y+z)+—(p+q)3(9b+x)+7(n+9q)
99
-(2n-1)x-4(4-7c)
11x+8(9b-8t)-(7x-b)+7(7n+6c)
5
—(18+10x)-t-4(6d+6ab+3)
4