七年级数学下册计算题大全26Word格式.docx
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七年级数学下册计算题大全26Word格式.docx
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3y2-(2x2+y)+(x2-3y2)
1
(9x2-4xy+—x)-(7x2+6xy+4x)
4
11
(—xy-5y2-1)+(x2-—xy-9y2+8)
46
11
(xy-—y-—)+(xy+x+8)
34
(9y+7x-4z2)-(4y-5x+7z2)
(2k2+8k)-(3k2-2k+3)
(7a2-4a+7b)+(8a2+8a+5b)
6x2+(5x2+6x-2)+(4x-9)
4y2-(8x2-y)-(6x2-2y2)
(7x2-6xy-—x)+(4x2+2xy-x)
6
97
(—xy-9y2-1)+(x2-—xy+4y2-5)
88
31
(xy-—y-—)+(xy+x-8)
45
(3y-2x+7z2)+(2y-8x+8z2)
(8k2-5k)-(6k2+4k+6)
(7a2-6a-8b)+(9a2-6a+9b)
6x2-(3x2+3x+4)+(4x+1)
9y2-(4x2-y)-(9x2-2y2)
(2x2+7xy-—x)+(3x2-7xy+3x)
16
(—xy-5y2-5)+(x2-—xy+9y2-6)
37
67
(xy+—y-—)+(xy+x+5)
78
(5y-x-4z2)+(y-7x+3z2)
(4k2+4k)-(k2-k-8)
(a2+3a-6b)-(3a2-8a+8b)
6x2+(9x2+4x-9)-(8x+3)
y2-(2x2+y)+(x2-3y2)
(5x2-3xy+—x)-(7x2+4xy+8x)
(—xy+3y2-2)-(x2+—xy+7y2+4)
33
(xy-—y+—)-(xy+x-1)
(3y-6x+9z2)-(9y+7x-7z2)
(7k2+k)+(k2+9k+9)
(9a2+4a+5b)-(a2+8a-5b)
7x2+(5x2+7x+5)+(x+8)
7y2+(x2-y)+(3x2-6y2)
(6x2-6xy-—x)-(8x2+9xy+4x)
5
17
(—xy-6y2+2)+(x2-—xy+7y2-9)
41
(xy-—y+—)+(xy+x+7)
37
(7y+3x+8z2)+(6y-5x-7z2)
(2k2+2k)+(7k2-6k-2)
(4a2+8a+6b)-(9a2+7a-5b)
x2-(9x2+2x+7)-(8x-4)
5y2-(9x2+y)+(x2-y2)
2
(5x2+2xy-—x)-(x2+2xy+4x)
3
12
(—xy+7y2-6)+(x2+—xy+5y2+2)
83
15
(xy-—y+—)-(xy+x-5)
56
(5y-2x+3z2)-(4y-6x-6z2)
(k2-9k)+(2k2-k-6)
(9a2-5a-2b)+(2a2+6a+4b)
5x2+(9x2+2x-3)-(3x+7)
8y2-(6x2+y)+(9x2-7y2)
(9x2-5xy+—x)-(5x2+8xy-6x)
81
(—xy-7y2-8)-(x2-—xy-6y2-3)
73
17
(xy-—y-—)-(xy-x+2)
46
(9y+x+4z2)+(7y-7x+9z2)
(5k2+3k)-(k2-4k-2)
(9a2+7a-3b)-(2a2+2a-4b)
2x2+(5x2-5x-9)-(7x-5)
7y2+(2x2+y)-(3x2-9y2)
(8x2-xy+—x)+(5x2+6xy+2x)
(—xy-y2-4)+(x2-—xy+4y2-2)
57
51
(xy+—y+—)-(xy+x+3)
68
(9y-4x-z2)-(3y-4x+7z2)
(7k2+3k)+(6k2-6k-2)
(6a2+2a+9b)+(a2+9a+5b)
8x2-(5x2+7x-9)+(8x-1)
2y2+(6x2+y)-(4x2-3y2)
(9x2+4xy-—x)-(4x2+5xy-3x)
14
(—xy-3y2-2)-(x2-—xy+4y2-2)
65
16
(xy-—y-—)+(xy+x-2)
65
(2y-2x+5z2)+(7y-5x+7z2)
(2k2+4k)-(6k2-9k-8)
(7a2-4a+b)+(5a2-6a-3b)
9x2-(x2-7x+9)-(5x+3)
6y2-(7x2+y)+(3x2+6y2)
(x2+2xy-—x)-(3x2+3xy+5x)
(—xy+7y2+6)+(x2-—xy-4y2-3)
55
(xy+—y+—)-(xy-x+8)
64
(6y-5x-2z2)+(8y-x-9z2)
(5k2+7k)+(9k2+k+2)
(5a2-5a+b)-(6a2-4a+5b)
6x2+(3x2+x+5)+(2x-9)
4y2+(x2-y)-(8x2+4y2)
9
(3x2+3xy+—x)+(6x2-6xy-6x)
(—xy-9y2-6)-(x2+—xy-2y2+4)
84
(xy+—y-—)-(xy-x+1)
48
(3y-x-7z2)-(2y-4x+6z2)
(6k2+2k)-(8k2+7k+3)
(4a2+9a-7b)-(a2+9a-2b)
2x2+(x2+x-2)-(8x-1)
3y2+(2x2-y)+(9x2-8y2)
(9x2+7xy-—x)-(6x2-9xy+5x)
77
(—xy-2y2+9)-(x2-—xy+5y2-8)
87
(xy-—y+—)+(xy-x+6)
(9y+7x-8z2)+(7y+8x-z2)
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- 七年 级数 下册 算题 大全 26