七年级数学下册计算题大全135Word文件下载.docx
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54
(3y-2x+2z2)+(2y+x+9z2)
(8k2+4k)-(2k2+2k-5)
(a2+9a+5b)+(7a2+a-3b)
9x2-(5x2+8x-4)+(3x+8)
7y2-(6x2-y)+(x2+7y2)
(3x2-7xy+—x)+(3x2+9xy-7x)
6
84
(—xy-9y2+1)+(x2-—xy+5y2+3)
75
56
(xy-—y+—)-(xy-x-8)
47
(3y-4x-z2)-(4y-8x+2z2)
(k2-9k)+(2k2-5k+7)
(a2+4a-4b)+(8a2-a+3b)
9x2-(2x2+6x+2)-(8x-6)
3y2+(x2+y)-(x2+y2)
(5x2-8xy-—x)-(9x2+3xy-8x)
11
(—xy+y2+4)+(x2-—xy-5y2-5)
76
17
(xy+—y-—)+(xy-x-4)
36
(2y+x-4z2)+(3y-2x+9z2)
(7k2-8k)-(3k2+5k-6)
(2a2+8a+8b)-(6a2+4a-9b)
5x2+(5x2+5x-4)-(x-9)
8y2+(8x2+y)+(4x2+4y2)
1
(x2+xy+—x)-(3x2+2xy+8x)
3
43
(—xy-6y2+5)+(x2-—xy-2y2+4)
34
72
(xy+—y-—)-(xy+x-4)
63
(4y-9x-7z2)+(3y+8x+z2)
(6k2-3k)+(6k2-5k+4)
(6a2-5a-8b)-(4a2+2a-7b)
6x2+(5x2-2x+9)-(5x+1)
7y2+(5x2-y)-(x2-6y2)
(3x2-5xy+—x)+(4x2-7xy+9x)
14
(—xy+y2-3)-(x2-—xy-5y2-6)
45
11
(xy-—y-—)-(xy+x+3)
65
(4y-3x+2z2)+(y+7x+6z2)
(8k2+5k)-(2k2-6k-2)
(a2+8a+9b)-(8a2-a+7b)
5x2-(4x2+x-1)+(4x-8)
5y2-(5x2-y)-(9x2-7y2)
(x2-2xy-—x)+(5x2+3xy-7x)
5
86
(—xy-3y2+4)-(x2+—xy-5y2+4)
77
(xy-—y-—)-(xy-x+8)
73
(6y+5x-7z2)-(9y-7x+4z2)
(7k2-8k)+(8k2+8k-2)
(7a2-6a+8b)+(6a2-7a+3b)
9x2+(8x2+4x+1)-(5x-3)
y2-(9x2+y)+(4x2-2y2)
(8x2-4xy+—x)-(6x2-5xy+7x)
4
15
(—xy+5y2-6)+(x2-—xy+9y2+1)
46
94
(xy-—y-—)+(xy+x-5)
83
(2y-x+7z2)+(9y-4x-6z2)
(6k2-7k)-(4k2+k-5)
(5a2+9a+b)-(6a2+9a-9b)
4x2+(7x2-4x-6)-(2x-7)
6y2-(7x2+y)+(9x2-7y2)
2
(9x2-9xy-—x)+(4x2-3xy+2x)
(—xy-9y2+8)+(x2-—xy+4y2+6)
(xy-—y+—)+(xy+x-3)
64
(7y-7x+6z2)+(9y+5x-6z2)
(4k2-5k)-(4k2+7k+1)
(2a2-6a+3b)+(7a2-6a+4b)
6x2-(3x2-2x+3)+(2x+3)
4y2+(6x2+y)+(4x2-7y2)
(7x2+2xy-—x)+(6x2+xy-6x)
(—xy-9y2+2)+(x2+—xy-y2+8)
47
13
(xy-—y-—)-(xy+x-6)
(2y+x-8z2)+(2y-3x+7z2)
(3k2+9k)-(5k2+3k-7)
(3a2-8a+7b)+(3a2-a-3b)
9x2+(6x2+6x-5)+(6x-1)
6y2+(2x2+y)-(7x2-6y2)
(5x2+8xy+—x)-(x2+8xy+8x)
(—xy-2y2-3)+(x2+—xy-7y2-3)
63
44
(xy+—y-—)+(xy-x-9)
35
(7y-7x-4z2)+(2y+4x-7z2)
(8k2+6k)-(5k2-9k-2)
(6a2-4a+8b)-(4a2+7a+3b)
8x2+(9x2+4x-1)+(5x-7)
5y2+(x2-y)+(4x2-3y2)
(7x2+xy+—x)-(8x2-9xy-6x)
64
(—xy+8y2-1)+(x2-—xy+7y2-6)
61
(xy+—y-—)-(xy-x+3)
74
(6y+x+7z2)+(y-3x+3z2)
(k2-9k)-(7k2+9k+6)
(3a2-9a-6b)+(3a2+5a-7b)
3x2-(2x2-9x+5)+(x-2)
y2+(5x2+y)-(8x2+9y2)
(6x2-4xy+—x)+(x2-5xy+7x)
54
(—xy-2y2-8)+(x2+—xy-4y2-2)
65
(xy+—y+—)-(xy-x-7)
68
(4y-3x+7z2)+(9y-6x+4z2)
(2k2+8k)-(6k2-6k+6)
(9a2-4a-b)-(6a2-6a-5b)
2x2+(3x2+3x-6)-(x-1)
y2-(8x2-y)+(5x2-4y2)