七年级数学下册计算题大全93.docx
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七年级数学下册计算题大全93.docx
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七年级数学下册计算题大全93
(9k2-7k)+(8k2-4k+9)
(6a2+a-5b)+(8a2+3a+6b)
4x2+(3x2-8x-6)-(2x+6)
y2-(8x2+y)+(3x2-y2)
5
(6x2-5xy+—x)-(3x2-3xy-4x)
4
13
(—xy-3y2+7)+(x2-—xy-4y2-1)
54
26
(xy+—y+—)+(xy+x+1)
37
(6y+4x+9z2)-(y+2x-9z2)
(5k2-2k)+(9k2+7k+3)
(7a2+8a+4b)+(8a2-6a+5b)
6x2-(2x2+3x-9)+(3x-8)
7y2-(6x2-y)+(5x2+7y2)
4
(4x2-8xy-—x)-(9x2-5xy+4x)
5
11
(—xy+9y2-7)+(x2+—xy-2y2-4)
88
26
(xy+—y+—)-(xy+x+4)
35
(4y+3x-7z2)-(5y-7x-5z2)
(6k2-k)+(9k2-9k+1)
(5a2-3a-5b)+(7a2+8a-7b)
6x2+(x2-x-8)-(8x-7)
y2-(8x2+y)-(3x2+9y2)
1
(8x2+5xy+—x)-(2x2+4xy+7x)
7
11
(—xy+7y2-3)+(x2+—xy-2y2-1)
64
11
(xy-—y+—)+(xy+x+4)
64
(y-4x-9z2)-(y+3x-4z2)
(6k2+6k)-(5k2+5k+2)
(9a2-9a-4b)+(7a2+3a+b)
7x2+(x2+7x-2)+(5x+4)
4y2-(4x2+y)+(4x2+2y2)
9
(7x2-3xy+—x)-(6x2-5xy-6x)
8
12
(—xy-3y2+8)+(x2+—xy+6y2+9)
33
71
(xy-—y+—)-(xy+x+6)
66
(4y-6x+3z2)+(2y-x+5z2)
(7k2+4k)+(3k2+5k+5)
(7a2+6a+7b)-(5a2+5a+5b)
2x2-(9x2-5x+4)+(9x+7)
3y2-(5x2+y)-(2x2-3y2)
1
(3x2+xy-—x)+(x2+4xy-6x)
3
15
(—xy-7y2-4)+(x2+—xy+2y2+5)
64
76
(xy-—y-—)+(xy-x-8)
67
(9y-4x-z2)+(9y+2x+7z2)
(7k2-9k)-(8k2-9k+9)
(6a2+6a-6b)+(2a2+a-3b)
2x2-(9x2+3x+3)+(4x+4)
2y2+(4x2+y)-(4x2+9y2)
1
(3x2-2xy+—x)-(2x2+8xy+3x)
3
74
(—xy+3y2-8)+(x2+—xy+5y2-5)
83
14
(xy+—y-—)-(xy-x+3)
75
(6y-9x-3z2)+(9y-6x+9z2)
(3k2+k)+(8k2-7k-3)
(9a2+2a+6b)-(a2+6a+8b)
5x2-(8x2-5x+9)+(3x+9)
7y2+(3x2+y)-(5x2+2y2)
1
(4x2-4xy+—x)+(2x2-7xy+9x)
6
71
(—xy+6y2+9)+(x2+—xy+6y2-5)
64
11
(xy+—y-—)+(xy-x+5)
56
(9y-8x+8z2)-(4y-7x+9z2)
(4k2-6k)+(4k2-4k-2)
(a2+9a+9b)+(5a2-6a-7b)
4x2-(7x2+3x+6)-(x-8)
9y2-(6x2+y)+(9x2+6y2)
6
(9x2-3xy+—x)-(7x2-9xy+6x)
5
13
(—xy-7y2+9)+(x2-—xy+2y2-4)
44
51
(xy+—y+—)+(xy+x-2)
47
(3y-9x+9z2)-(5y+3x+8z2)
(6k2+9k)-(3k2-6k+4)
(3a2-5a+b)-(a2+2a-4b)
x2-(6x2-2x+9)+(4x-7)
8y2-(3x2+y)+(2x2+4y2)
1
(7x2-7xy-—x)-(6x2+3xy+x)
4
73
(—xy+3y2-7)-(x2+—xy-5y2-5)
84
15
(xy-—y+—)-(xy-x-5)
56
(9y+4x-z2)-(4y-7x+9z2)
(4k2-k)-(k2+6k+3)
(7a2-a-4b)-(6a2-2a+6b)
2x2+(x2-2x+3)+(9x+3)
9y2+(2x2+y)+(8x2+9y2)
1
(9x2+6xy-—x)+(6x2-9xy-9x)
6
17
(—xy+7y2-9)+(x2+—xy-8y2-9)
78
77
(xy+—y+—)+(xy-x-6)
68
(9y+7x+7z2)-(6y-4x+7z2)
(4k2+7k)+(2k2-5k-6)
(6a2-8a+b)-(8a2-8a-b)
2x2+(x2+7x-9)+(8x+6)
3y2-(4x2-y)+(8x2+2y2)
1
(3x2-4xy-—x)-(8x2-xy-4x)
5
15
(—xy-3y2-7)-(x2-—xy-5y2-9)
64
15
(xy-—y-—)-(xy+x-9)
36
(8y+9x+4z2)+(6y-5x-9z2)
(5k2+3k)-(7k2-2k+4)
(7a2-6a+2b)+(2a2-4a-6b)
7x2-(2x2+5x-7)-(4x-2)
9y2-(7x2-y)-(3x2+5y2)
7
(2x2-8xy+—x)+(6x2+xy-3x)
6
21
(—xy+5y2-4)+(x2+—xy+4y2+2)
38
11
(xy-—y+—)+(xy+x-2)
68
(5y+2x-z2)-(5y+6x-7z2)
(3k2+9k)-(4k2+4k-4)
(3a2-2a-7b)-(9a2+9a+4b)
6x2+(8x2-2x+4)+(6x+1)
y2-(x2-y)-(6x2-9y2)
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- 七年 级数 下册 算题 大全 93