七年级数学下册计算题大全86.docx
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七年级数学下册计算题大全86.docx
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七年级数学下册计算题大全86
7
(x2+9xy+—x)+(9x2-3xy-9x)
8
81
(—xy-3y2-4)+(x2+—xy+7y2-6)
75
11
(xy-—y+—)-(xy+x+2)
58
(3y-6x+6z2)+(4y-x-z2)
(9k2-4k)+(7k2-4k+4)
(9a2-5a-9b)-(4a2-7a-6b)
6x2+(2x2+9x-7)-(9x+2)
9y2+(9x2+y)-(5x2-8y2)
5
(5x2+xy-—x)+(x2+xy-3x)
4
67
(—xy-7y2-3)+(x2+—xy-7y2+7)
76
15
(xy-—y-—)-(xy-x-3)
66
(9y-x-8z2)-(3y-5x+5z2)
(4k2+9k)+(k2-3k-8)
(3a2-7a+4b)-(3a2+9a-4b)
7x2+(5x2-x+4)-(x-2)
y2-(8x2-y)-(9x2+5y2)
7
(6x2-xy+—x)-(3x2-5xy+4x)
6
17
(—xy-8y2-8)+(x2-—xy-8y2+4)
56
66
(xy+—y+—)-(xy+x+8)
75
(6y-9x+2z2)+(7y+8x-6z2)
(6k2+4k)-(5k2+2k-4)
(4a2-a-3b)+(a2-8a-3b)
x2-(x2+8x+1)+(7x+1)
9y2+(x2+y)-(5x2-6y2)
4
(4x2+6xy-—x)+(5x2-5xy+7x)
5
54
(—xy+2y2+5)+(x2-—xy-4y2+7)
65
51
(xy+—y-—)-(xy+x-2)
46
(2y-9x-2z2)+(6y-4x-2z2)
(3k2+6k)-(2k2-k-1)
(6a2+9a+6b)+(3a2-7a-b)
3x2+(x2+7x-1)-(4x+9)
6y2+(2x2-y)+(7x2-2y2)
1
(x2-xy+—x)-(9x2-6xy+3x)
3
11
(—xy+3y2-4)-(x2-—xy-2y2-3)
68
62
(xy-—y+—)+(xy-x-2)
73
(3y+3x+8z2)-(4y+5x+3z2)
(8k2+2k)-(k2-k-7)
(6a2+4a-3b)+(5a2+2a+3b)
6x2-(7x2-9x-3)+(2x-6)
5y2-(2x2+y)-(6x2+5y2)
3
(6x2+7xy+—x)-(7x2-6xy-x)
4
56
(—xy+7y2+1)+(x2-—xy-5y2-3)
45
21
(xy-—y+—)+(xy-x-5)
38
(y-6x-9z2)-(8y+8x-9z2)
(5k2-7k)+(2k2+2k+5)
(9a2-5a-7b)-(3a2+6a-5b)
9x2+(3x2+8x-2)+(6x-8)
2y2-(x2-y)-(9x2-2y2)
1
(3x2+9xy+—x)+(9x2+9xy-9x)
7
14
(—xy+5y2+1)+(x2-—xy-4y2-4)
35
18
(xy-—y-—)-(xy-x+5)
57
(4y-7x+4z2)-(5y+3x-9z2)
(4k2-3k)-(4k2+8k+4)
(7a2+8a+3b)+(9a2+5a+b)
5x2+(5x2+x+9)+(3x-8)
4y2+(2x2-y)-(5x2-8y2)
1
(4x2-6xy-—x)-(3x2-8xy-4x)
4
11
(—xy+3y2+1)-(x2+—xy+6y2-2)
73
11
(xy+—y+—)+(xy+x-2)
56
(6y+9x+2z2)-(5y-5x+5z2)
(6k2+8k)+(3k2+9k-7)
(7a2+3a+5b)+(8a2-3a+7b)
8x2+(4x2-7x+3)+(6x+2)
7y2-(x2+y)-(3x2+5y2)
1
(2x2-xy+—x)+(9x2+4xy-x)
3
76
(—xy+5y2+5)-(x2+—xy+4y2-7)
85
11
(xy-—y-—)+(xy+x+6)
74
(5y-3x-5z2)+(6y-3x+7z2)
(k2+7k)+(5k2-8k+1)
(8a2-8a+5b)+(a2-a-6b)
6x2-(5x2+8x+5)+(6x-6)
7y2-(3x2-y)+(8x2-6y2)
1
(4x2-5xy-—x)-(3x2-xy+8x)
3
89
(—xy-5y2-8)-(x2-—xy-9y2-6)
78
11
(xy-—y+—)-(xy-x-5)
48
(y+x+9z2)-(9y+9x+3z2)
(9k2+9k)+(2k2+4k-4)
(a2+6a+8b)-(a2-9a+6b)
4x2+(5x2-9x-1)+(3x+4)
2y2+(4x2+y)+(9x2-7y2)
1
(5x2+9xy-—x)+(3x2-4xy+3x)
4
81
(—xy-4y2-5)-(x2+—xy-7y2-7)
77
41
(xy-—y+—)-(xy+x+9)
57
(8y-7x-9z2)-(3y-4x+9z2)
(8k2-7k)+(5k2-4k+1)
(3a2-5a+5b)+(7a2+2a-7b)
x2-(8x2-9x-6)+(x-5)
3y2-(x2+y)+(4x2-2y2)
6
(7x2+7xy-—x)+(5x2-2xy-2x)
7
11
(—xy-y2+2)+(x2-—xy-7y2-6)
76
16
(xy-—y+—)-(xy-x+5)
55
(4y+6x+9z2)-(4y+6x+z2)
(7k2-3k)+(8k2+4k-7)
(3a2+6a-5b)+(2a2+5a+6b)
4x2-(8x2+8x+2)-(2x-4)
y2+(9x2+y)-(6x2-2y2)
4
(9x2-7xy+—x)-(9x2+8xy-9x)
3
11
(—xy-7y2-7)-(x2+—xy-2y2+9)
76
85
(xy-—y-—)-(xy+x-6)
76
(2y-9x-3z2)+(9y-7x+6z2)
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- 七年 级数 下册 算题 大全 86
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