七年级数学下册计算题大全170.docx
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七年级数学下册计算题大全170.docx
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七年级数学下册计算题大全170
6
(9x2-7xy-—x)-(x2+9xy+8x)
7
19
(—xy+8y2-1)+(x2+—xy-8y2+2)
68
11
(xy+—y-—)-(xy+x-5)
38
(y-8x-z2)-(y+2x+5z2)
(2k2+5k)+(3k2+9k+1)
(8a2-7a-5b)-(9a2+8a+3b)
6x2+(8x2-3x-9)+(9x-5)
5y2-(2x2+y)+(9x2-7y2)
1
(9x2-6xy+—x)-(5x2+5xy+4x)
6
17
(—xy+8y2+6)-(x2+—xy-2y2-1)
46
11
(xy+—y-—)-(xy-x+3)
84
(y+5x-7z2)+(8y-x+9z2)
(9k2+9k)+(5k2-k-5)
(8a2-6a-5b)+(5a2+8a-b)
7x2+(4x2-x+7)-(5x-8)
9y2-(2x2+y)-(6x2-4y2)
1
(8x2+4xy+—x)-(2x2-7xy+4x)
4
16
(—xy+9y2-1)+(x2+—xy+8y2+7)
35
15
(xy-—y-—)+(xy-x-1)
76
(7y-2x+2z2)+(9y-2x+3z2)
(4k2+6k)+(6k2-5k-4)
(9a2+8a+9b)-(5a2+8a+6b)
8x2-(6x2+6x+8)-(6x-6)
5y2-(5x2+y)-(4x2-4y2)
1
(8x2-4xy+—x)+(6x2-5xy-3x)
5
74
(—xy+9y2+6)-(x2-—xy+5y2-2)
85
19
(xy+—y-—)+(xy-x-4)
78
(8y-7x+5z2)+(2y-4x+5z2)
(6k2+2k)-(k2+7k-8)
(5a2-6a-4b)-(3a2+8a+7b)
8x2+(x2-3x-2)+(4x-6)
6y2+(8x2+y)-(4x2+3y2)
6
(4x2+2xy-—x)+(4x2-5xy+x)
5
41
(—xy+9y2-9)-(x2-—xy-2y2-9)
53
12
(xy+—y+—)+(xy-x-3)
43
(5y-8x+3z2)+(7y-7x+8z2)
(9k2+6k)+(8k2+6k-2)
(4a2-3a+2b)-(3a2+5a+8b)
6x2+(8x2+3x+4)-(7x+4)
6y2+(6x2-y)-(2x2+7y2)
3
(2x2-4xy+—x)+(7x2-5xy+3x)
4
26
(—xy+7y2+7)+(x2+—xy+2y2-6)
35
91
(xy+—y+—)-(xy-x+9)
88
(y+x+7z2)+(4y+7x-7z2)
(k2+2k)-(2k2-8k+4)
(2a2-7a-4b)+(3a2+a-7b)
9x2-(x2-8x+3)-(2x+8)
4y2-(5x2+y)-(9x2+7y2)
1
(7x2-2xy-—x)-(6x2+4xy+5x)
8
11
(—xy+6y2+4)+(x2+—xy-6y2+8)
44
46
(xy-—y+—)-(xy-x-3)
37
(4y+9x+2z2)+(6y+7x+2z2)
(5k2-7k)-(3k2+8k+6)
(a2+7a+3b)+(3a2+5a-2b)
x2+(8x2-6x+5)-(3x-9)
4y2-(6x2+y)+(2x2+9y2)
7
(x2-6xy+—x)+(3x2+3xy-9x)
8
14
(—xy+4y2-7)-(x2-—xy+7y2+6)
45
75
(xy+—y-—)-(xy+x-4)
66
(6y+3x+2z2)+(5y+x-7z2)
(4k2+9k)+(5k2-3k-7)
(5a2+7a-2b)+(6a2-7a+4b)
8x2+(3x2+8x-4)+(6x-4)
6y2+(3x2+y)+(3x2-4y2)
8
(3x2-xy+—x)+(3x2-6xy+9x)
7
11
(—xy+8y2+6)+(x2+—xy-2y2+9)
64
15
(xy+—y+—)+(xy-x+2)
56
(2y+x+5z2)+(9y+9x-6z2)
(k2-k)+(2k2-7k+8)
(a2+9a+3b)-(3a2+2a-6b)
5x2-(3x2-4x-3)-(8x+8)
y2-(9x2+y)-(5x2-9y2)
6
(6x2+2xy-—x)-(9x2-2xy-x)
7
96
(—xy-7y2+6)+(x2-—xy-3y2-8)
85
11
(xy+—y-—)+(xy+x-2)
54
(9y-6x-7z2)+(4y-3x-2z2)
(7k2+4k)-(8k2-6k+3)
(8a2+4a-3b)-(2a2-8a-8b)
x2+(8x2+6x-8)-(9x-6)
4y2-(2x2+y)-(7x2-3y2)
1
(4x2-6xy+—x)-(6x2-6xy+6x)
8
91
(—xy-9y2+3)+(x2+—xy+y2-4)
84
11
(xy+—y+—)-(xy+x+1)
55
(7y+8x+8z2)-(6y-8x+5z2)
(9k2-2k)+(5k2+7k-7)
(7a2-a+3b)+(8a2+4a+5b)
2x2+(3x2+7x+1)+(6x+8)
6y2+(7x2-y)-(x2-6y2)
1
(7x2+9xy+—x)+(7x2-8xy+5x)
5
77
(—xy-2y2-3)+(x2+—xy-9y2-4)
88
16
(xy-—y-—)+(xy+x+6)
85
(3y+6x-3z2)-(7y+2x-4z2)
(5k2-4k)+(5k2+k+7)
(7a2-9a-8b)-(3a2-6a-8b)
x2+(4x2+7x-6)-(2x-8)
6y2-(2x2+y)-(9x2-6y2)
1
(9x2-4xy-—x)-(6x2-3xy-3x)
7
21
(—xy+6y2+8)+(x2-—xy-6y2-2)
37
21
(xy+—y-—)+(xy+x+6)
34
(y-9x-9z2)+(9y-8x+7z2)
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- 七年 级数 下册 算题 大全 170