七年级数学下册计算题大全197.docx
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七年级数学下册计算题大全197.docx
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七年级数学下册计算题大全197
(5k2-k)+(8k2+4k-5)
(7a2-9a-5b)+(5a2-2a-3b)
5x2-(6x2+2x+2)-(x-9)
2y2-(9x2-y)-(5x2-5y2)
5
(2x2+3xy-—x)-(8x2-2xy-3x)
6
24
(—xy-7y2-2)-(x2-—xy+4y2+5)
33
11
(xy+—y-—)+(xy-x+5)
46
(6y+x+7z2)-(7y-4x+2z2)
(7k2+7k)-(7k2-2k+3)
(2a2+a-4b)+(7a2+a-7b)
x2+(4x2+5x-8)+(x-6)
4y2+(3x2+y)-(5x2-y2)
1
(8x2+5xy-—x)+(8x2-4xy-2x)
8
41
(—xy+7y2-3)+(x2-—xy-8y2-7)
55
16
(xy-—y-—)-(xy+x+6)
55
(4y-8x-2z2)-(4y-6x-5z2)
(2k2+7k)-(5k2-5k+1)
(3a2-9a+5b)+(6a2-4a-3b)
4x2+(7x2-x+3)+(x-9)
y2+(4x2+y)-(3x2-y2)
1
(9x2+3xy-—x)+(8x2+3xy+4x)
8
71
(—xy-7y2-3)-(x2-—xy-2y2-9)
88
91
(xy-—y+—)+(xy-x+5)
85
(3y+7x-4z2)+(3y-3x+z2)
(6k2-4k)+(2k2-7k+2)
(4a2+3a+8b)-(7a2-6a-5b)
3x2+(7x2-5x+2)+(x-1)
y2-(2x2-y)+(9x2+2y2)
1
(9x2-7xy+—x)+(x2-3xy-5x)
4
42
(—xy+7y2-4)+(x2+—xy-5y2+4)
53
17
(xy+—y+—)+(xy+x+6)
68
(y+8x-9z2)+(8y+3x-8z2)
(9k2+5k)+(k2-9k+9)
(5a2+a-2b)-(3a2+6a-8b)
5x2+(8x2+7x-4)-(2x+3)
7y2+(4x2+y)-(4x2+4y2)
1
(8x2+8xy-—x)-(8x2-6xy+5x)
4
77
(—xy+3y2+5)-(x2+—xy+y2+2)
66
18
(xy+—y+—)+(xy+x-5)
77
(3y+4x+9z2)-(9y+2x-3z2)
(6k2+k)+(4k2-2k-7)
(2a2-3a+b)-(5a2+4a-5b)
9x2-(9x2-3x+2)+(x-3)
5y2+(5x2-y)+(5x2-3y2)
2
(6x2+5xy+—x)-(4x2-8xy-9x)
3
17
(—xy-3y2+8)-(x2-—xy+8y2+2)
46
13
(xy+—y+—)+(xy+x-9)
74
(6y-x-4z2)-(7y+3x+8z2)
(9k2-3k)-(k2-3k+1)
(7a2+3a+7b)-(6a2-6a+6b)
5x2+(7x2-4x-3)+(7x+6)
3y2+(3x2-y)+(9x2+4y2)
6
(4x2-6xy+—x)-(7x2-2xy-5x)
7
61
(—xy-3y2+9)+(x2-—xy+7y2+4)
76
13
(xy-—y+—)+(xy-x-8)
74
(y-8x+z2)-(5y+6x+z2)
(4k2+9k)-(5k2-9k-5)
(2a2-8a+9b)+(3a2+a-2b)
5x2+(6x2+3x-6)-(4x-6)
6y2-(x2-y)-(6x2-y2)
1
(x2+4xy+—x)-(7x2+2xy+7x)
3
14
(—xy+7y2+9)+(x2-—xy-7y2-7)
33
61
(xy-—y+—)-(xy-x-2)
74
(3y+3x-7z2)-(7y+2x-2z2)
(9k2+9k)+(7k2-8k+6)
(4a2+9a-9b)+(9a2+6a+b)
x2-(8x2+2x+1)-(5x-5)
7y2+(4x2-y)+(3x2-y2)
5
(4x2-6xy+—x)+(6x2+6xy-x)
6
91
(—xy+8y2-1)+(x2+—xy-9y2-4)
83
88
(xy-—y+—)-(xy+x+3)
77
(3y-x+4z2)-(5y-7x+6z2)
(9k2-3k)+(5k2+5k+6)
(8a2-a+9b)+(3a2-5a+6b)
3x2+(4x2-2x-3)+(4x+7)
5y2-(x2-y)-(9x2+2y2)
1
(6x2-2xy-—x)-(5x2-5xy+4x)
5
91
(—xy-3y2+8)+(x2+—xy+8y2+7)
85
31
(xy-—y+—)-(xy-x+8)
45
(y+4x+8z2)+(3y-8x+9z2)
(6k2-5k)-(7k2+6k-7)
(8a2-3a+8b)+(6a2-9a-b)
8x2+(7x2+9x-7)+(4x-2)
3y2+(6x2+y)-(2x2+7y2)
1
(3x2-8xy+—x)+(7x2+9xy+5x)
5
12
(—xy+5y2-1)+(x2-—xy+8y2-8)
33
66
(xy+—y-—)-(xy+x+2)
77
(9y+2x+5z2)+(3y-9x+7z2)
(8k2-9k)+(2k2-8k-6)
(a2+a+9b)-(5a2+6a+3b)
3x2-(7x2-2x+6)+(6x-3)
5y2+(x2+y)-(6x2+6y2)
7
(3x2-xy+—x)+(x2-5xy+x)
6
11
(—xy-5y2+5)-(x2-—xy-8y2-4)
88
15
(xy-—y-—)-(xy-x+2)
84
(2y-6x-7z2)+(7y+x+7z2)
(9k2-8k)+(9k2+k-1)
(9a2+a-5b)+(9a2+2a+b)
7x2+(2x2+6x-5)+(3x-9)
2y2-(6x2+y)-(x2+8y2)
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- 七年 级数 下册 算题 大全 197