七年级数学下册计算题大全173.docx
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七年级数学下册计算题大全173.docx
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七年级数学下册计算题大全173
(6k2+2k)-(4k2-3k-8)
(7a2+9a-9b)-(a2+7a-7b)
9x2+(8x2+7x+6)+(4x+7)
4y2+(2x2-y)+(6x2-9y2)
7
(8x2+8xy-—x)-(9x2-xy-6x)
8
51
(—xy-8y2-8)-(x2+—xy-5y2-2)
66
11
(xy+—y+—)+(xy-x+9)
84
(7y-8x-z2)-(9y+4x-3z2)
(2k2-5k)-(2k2+2k-1)
(8a2-a-6b)+(9a2+2a-4b)
3x2+(5x2-x-6)-(2x+6)
5y2-(3x2+y)-(4x2-y2)
4
(4x2+xy-—x)+(5x2-6xy+7x)
3
46
(—xy-6y2-7)+(x2-—xy-5y2-8)
55
51
(xy-—y+—)+(xy-x-5)
64
(2y+8x+2z2)-(3y-6x-6z2)
(7k2-4k)+(k2+k-9)
(7a2-8a-4b)-(9a2+7a-8b)
9x2-(4x2+6x-2)-(2x-5)
2y2-(7x2+y)+(x2+5y2)
1
(9x2-6xy-—x)-(3x2-2xy-7x)
6
61
(—xy+2y2+6)-(x2-—xy-y2-5)
53
17
(xy+—y-—)-(xy+x-2)
46
(8y+7x-2z2)-(y-7x+5z2)
(9k2+7k)+(2k2-9k+5)
(4a2-2a-5b)-(2a2+6a+8b)
x2+(8x2+5x+4)-(7x-9)
5y2-(5x2-y)+(3x2-6y2)
7
(5x2-8xy-—x)-(4x2+5xy+9x)
8
17
(—xy-4y2-1)-(x2+—xy-9y2+2)
66
65
(xy-—y-—)-(xy+x+5)
54
(4y-7x-2z2)-(5y-5x-3z2)
(2k2+6k)-(k2-6k+6)
(6a2-4a-6b)+(8a2+5a-6b)
x2-(5x2-4x-3)-(9x+5)
2y2-(4x2+y)-(9x2+4y2)
1
(3x2+9xy-—x)-(8x2-3xy-7x)
6
11
(—xy-7y2-6)+(x2-—xy-8y2+9)
48
11
(xy+—y+—)-(xy+x+8)
65
(2y-8x+2z2)-(4y-2x+7z2)
(2k2-8k)+(2k2+2k+8)
(9a2+7a-b)-(6a2+3a-9b)
8x2+(x2+5x-9)+(8x+5)
9y2+(x2-y)+(2x2+2y2)
4
(x2+7xy+—x)+(4x2+xy-4x)
5
19
(—xy-2y2-7)-(x2-—xy+6y2+1)
38
58
(xy+—y+—)-(xy+x+3)
67
(4y-5x-8z2)+(8y+7x+3z2)
(5k2-4k)-(7k2+k-3)
(5a2-9a+7b)-(4a2-8a+8b)
3x2+(7x2-7x+1)-(5x-1)
2y2-(x2+y)-(6x2-4y2)
1
(9x2-5xy+—x)-(9x2+6xy+8x)
7
15
(—xy+9y2-8)+(x2-—xy+y2+9)
36
17
(xy+—y-—)-(xy-x+1)
46
(6y+6x+8z2)-(5y+5x-3z2)
(6k2+k)+(9k2-9k+5)
(5a2+7a-6b)-(4a2+3a+b)
7x2-(4x2-3x+8)+(8x-6)
9y2-(5x2+y)+(5x2-5y2)
7
(8x2+8xy-—x)-(9x2+7xy-8x)
8
12
(—xy-9y2+1)+(x2-—xy+9y2-2)
83
18
(xy+—y-—)-(xy+x+2)
57
(6y+x-6z2)+(9y-x-8z2)
(3k2+k)-(9k2-6k+8)
(2a2+8a+8b)-(9a2-a-b)
x2-(9x2+9x-7)+(8x+5)
y2+(5x2-y)+(4x2+y2)
1
(2x2-6xy-—x)+(6x2+2xy+6x)
3
48
(—xy+3y2+8)-(x2-—xy+3y2-2)
57
78
(xy+—y-—)-(xy+x+5)
67
(5y+4x+9z2)+(7y+2x+7z2)
(8k2+4k)-(9k2+8k+9)
(8a2-4a-b)-(5a2-2a+4b)
x2-(6x2-7x-7)+(3x+3)
9y2+(7x2-y)+(3x2+2y2)
1
(7x2-4xy+—x)+(9x2+2xy+9x)
6
16
(—xy+2y2-2)-(x2-—xy-y2+4)
35
74
(xy-—y-—)-(xy+x-3)
63
(5y-5x-3z2)-(6y-3x-6z2)
(5k2-3k)+(8k2-6k+1)
(3a2-9a+4b)+(9a2-5a-4b)
8x2-(x2-9x+8)+(7x-7)
2y2-(5x2-y)-(4x2+y2)
1
(9x2-3xy-—x)-(6x2-8xy-x)
8
86
(—xy+8y2-3)-(x2+—xy-3y2+5)
77
18
(xy+—y+—)-(xy-x+6)
47
(8y-5x+2z2)-(6y+5x-9z2)
(8k2+9k)-(3k2-9k-5)
(6a2-8a-9b)+(4a2-8a-7b)
4x2+(3x2-4x+7)+(8x+7)
2y2+(3x2-y)-(x2-y2)
1
(9x2-8xy-—x)-(6x2+2xy-4x)
5
17
(—xy-2y2+5)+(x2-—xy-7y2+8)
88
77
(xy-—y+—)+(xy-x-5)
88
(4y+8x-4z2)-(8y+4x-7z2)
(9k2+3k)+(9k2+6k-4)
(3a2-a-6b)+(4a2+a+4b)
5x2-(6x2-4x-4)-(7x+2)
2y2-(5x2-y)-(2x2+2y2)
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- 七年 级数 下册 算题 大全 173
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