初一数学上册合并同类项专项练习题精编231.docx
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初一数学上册合并同类项专项练习题精编231
1
—(14-8y)-c-4(3d-7mn-5)
3
11
-—(y+z)+—(s+t)2(6a+x)+8(m-5p)
95
-(7a-3)z+2(1+2a)
5m+9(6b-5c)-(6m+b)-3(7a-3a)
7
—(2-4z)-c-4(7a-8bc-9)
8
11
-—(y+z)+—(e+f)3(8b+x)-9(n+3p)
67
-(4y-6)y-3(7-2b)
5x+5(7b+3z)-(4x+b)-7(8y-3b)
10
—(18-8y)+z-9(4d+5mn-9)
9
11
-—(b+c)+—(e+f)4(7b-x)+5(n-2p)
35
-(4a+3)y+8(3-3c)
4a-8(5y+6t)-(2a-y)-6(8a-8c)
4
—(16+2y)-t-4(4b+6ab-4)
3
11
-—(y+z)+—(s+t)2(7a+y)+8(n-2q)
39
-(9x+6)x+8(4-4b)
5x+4(2y+6z)-(8x-y)-2(7x-5b)
2
—(18-2x)+z-2(9a+8bc-2)
3
11
-—(a+b)-—(e+f)3(8a+y)-4(m-8p)
82
-(8b-2)z-7(7+7a)
16m+3(9n-7t)-(7m+n)+6(9b-8a)
1
—(20+8z)+t-4(6a-2ab-3)
8
11
-—(y+z)-—(p+q)2(6a+x)-9(m+7q)
57
-(8b+4)x-6(1-4c)
20x+2(2n-7z)-(2x-n)+2(2b+7c)
5
—(18-6x)-z-4(6d-4xy-3)
4
11
-—(y+z)-—(s+t)3(7b-x)+8(n-6p)
39
-(7m-9)y-8(3-9b)
6m-6(9b+4t)-(2m+b)+2(7m+6b)
5
—(8-8y)+t-3(3d+8mn-2)
6
11
-—(a+b)-—(s+t)4(7b-y)-8(m-7q)
78
-(4n-2)x+8(8-8a)
12m-2(6n+6c)-(2m-n)+5(4n-3a)
1
—(4+6x)+c-2(9b+6bc+5)
8
11
-—(a+b)+—(m+n)3(8b+y)-4(n+4p)
92
-(4y-8)y-9(9-8c)
6m-3(5b-4c)-(5m-b)+2(6y-8c)
1
—(10+6y)+c-3(7a+7bc+1)
2
11
-—(a+b)-—(e+f)5(6a+x)+7(m-4q)
92
-(6n-8)y+3(8+8b)
17m+2(7y-7t)-(5m+y)+9(5n-2b)
1
—(16+2y)+t-7(7a-3ab+9)
5
11
-—(y+z)-—(p+q)2(7b-y)-3(m-7q)
86
-(5n-7)x-8(4+8c)
14x+5(8n+3z)-(5x-n)-4(5n-5c)
6
—(10+2x)+z-5(3d+6ab-6)
5
11
-—(x+y)-—(m+n)2(9b-x)-8(m-6q)
46
-(7m+6)y-7(2-9b)
4a-6(8b+4t)-(3a+b)+6(6m+4b)
1
—(20+2y)-t-3(8b-2mn-7)
2
11
-—(y+z)+—(e+f)5(6a-x)-3(m-2p)
96
-(2x-8)z-9(2-6a)
6a+3(7b+4z)-(3a+b)-9(6x+2a)
1
—(10+10z)-z-8(3d+2mn-6)
5
11
-—(y+z)+—(m+n)4(9b-y)-8(m+2q)
85
-(3b-4)z+8(9-5b)
9x+5(2b-4z)-(7x-b)-4(7b+8b)
4
—(16+2z)-z-2(6a-8xy-8)
3
11
-—(a+b)-—(m+n)2(8a-x)-2(m+2p)
58
-(4n+9)z-6(6+5b)
10a-3(3y-9z)-(7a-y)+6(3n-5b)
1
—(2+6z)+z-8(8d-7bc-6)
8
11
-—(y+z)+—(s+t)3(9b+x)+6(n-5q)
95
-(8y+3)x-5(9-2b)
11a-5(2b+5t)-(3a-b)+8(5y+9b)
1
—(14-10x)+t-2(7b-6ab-6)
2
11
-—(y+z)+—(m+n)2(7b+y)-3(m+5q)
67
-(9m-5)y+7(1-4c)
18a+3(4y-4t)-(7a-y)+4(7m-8c)
8
—(16-2y)+t-3(4a-3xy-1)
7
11
-—(y+z)+—(s+t)4(6a+y)-6(n+9p)
34
-(5m+1)y-5(3-7b)
16m+6(3b-5t)-(2m-b)-6(3m-8b)
8
—(10-10y)+t-5(9c-6mn+9)
9
11
-—(a+b)-—(e+f)4(6a-y)-2(m+5p)
55
-(3x+3)x-9(7-8c)