七年级数学下册计算题11.docx
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七年级数学下册计算题11
(8k2-k)-(3k2+2k-8)
(2a2+a-9b)-(2a2-a-5b)
9x2-(7x2-9x-2)+(2x-3)
9y2+(8x2-y)+(x2+6y2)
4
(6x2+7xy-—x)-(9x2-5xy-x)
3
21
(—xy+6y2+2)+(x2-—xy+2y2-5)
38
15
(xy+—y+—)+(xy-x-1)
44
(8y+9x+6z2)+(4y-x+2z2)
(7k2-9k)+(9k2-8k+9)
(9a2-8a-2b)+(a2+7a+9b)
7x2-(2x2+6x-9)-(4x+8)
5y2+(4x2-y)-(x2+6y2)
1
(6x2+8xy+—x)-(5x2+3xy-3x)
5
62
(—xy+y2+6)-(x2+—xy+6y2-1)
53
28
(xy-—y+—)-(xy+x+4)
37
(5y-5x+8z2)+(3y-6x-6z2)
(5k2-5k)+(5k2+8k-1)
(5a2+2a+3b)+(5a2-8a-4b)
6x2-(3x2+4x+9)-(4x-1)
4y2-(8x2+y)+(3x2-9y2)
9
(3x2-4xy+—x)-(8x2-xy-2x)
8
15
(—xy+2y2+6)+(x2-—xy+9y2+4)
54
17
(xy-—y+—)-(xy-x-4)
46
(y-3x+3z2)-(y-3x+3z2)
(4k2-9k)+(k2-7k+5)
(4a2-a+9b)-(9a2-4a-6b)
8x2-(9x2-5x+5)-(8x+1)
4y2-(6x2+y)+(4x2-7y2)
5
(7x2+xy+—x)-(x2+9xy-9x)
4
41
(—xy-4y2-7)+(x2-—xy-9y2+8)
38
11
(xy-—y+—)-(xy-x-5)
57
(8y+x-9z2)-(3y-x+5z2)
(7k2-8k)+(5k2+3k-1)
(2a2-3a+8b)+(4a2+a-4b)
8x2-(3x2+2x+5)-(x+4)
3y2-(9x2-y)+(x2+3y2)
1
(x2-6xy-—x)+(4x2+3xy+3x)
7
11
(—xy-7y2+2)+(x2-—xy+y2+1)
66
41
(xy+—y+—)+(xy-x-1)
34
(y+6x+4z2)-(7y+6x+8z2)
(7k2-2k)-(6k2+3k+1)
(6a2+5a-2b)+(8a2+2a-b)
6x2-(5x2-9x-6)+(6x-4)
6y2-(6x2-y)+(9x2-y2)
1
(8x2-7xy+—x)+(5x2-6xy-6x)
4
32
(—xy+6y2+2)+(x2+—xy-9y2+2)
43
71
(xy+—y-—)-(xy-x+6)
64
(7y+4x-9z2)+(5y+9x+2z2)
(5k2+4k)+(5k2+6k-9)
(4a2+3a+b)+(5a2-5a+b)
x2-(8x2-8x-5)-(2x-8)
2y2+(4x2-y)+(4x2+7y2)
4
(6x2-xy-—x)+(x2+7xy-9x)
5
88
(—xy-5y2-4)-(x2+—xy+6y2-1)
77
54
(xy-—y-—)-(xy-x-4)
45
(5y+2x+4z2)-(2y-2x-4z2)
(k2-2k)+(3k2-3k-3)
(6a2+9a-5b)-(8a2-8a-3b)
6x2-(4x2+3x-4)-(4x+8)
4y2-(4x2-y)+(2x2+9y2)
8
(x2-8xy-—x)-(x2+7xy+7x)
7
11
(—xy+5y2-9)-(x2+—xy+7y2-4)
65
74
(xy+—y+—)-(xy-x-7)
65
(7y-3x+z2)-(5y-2x-3z2)
(3k2+8k)+(6k2+7k-8)
(6a2-7a+7b)-(5a2+9a+7b)
9x2+(7x2-x+1)+(9x-3)
5y2-(2x2+y)+(9x2+5y2)
9
(x2-8xy-—x)-(9x2-6xy-2x)
8
87
(—xy-2y2+3)-(x2-—xy-5y2+1)
76
16
(xy-—y+—)+(xy+x+1)
35
(y+5x+3z2)-(9y-5x+4z2)
(6k2-8k)-(6k2-k-2)
(3a2-a-4b)+(3a2-9a-8b)
5x2-(x2-5x-8)+(4x+5)
2y2-(4x2-y)-(4x2+4y2)
6
(x2-5xy-—x)+(5x2-3xy-2x)
5
53
(—xy+8y2+7)+(x2-—xy-y2+1)
64
71
(xy+—y+—)-(xy-x-9)
88
(4y-x+5z2)+(2y+4x-8z2)
(3k2-k)-(8k2-7k+2)
(6a2+a+9b)+(9a2+5a+8b)
5x2-(7x2-6x+8)+(8x-1)
3y2+(6x2+y)-(x2-5y2)
3
(8x2+6xy+—x)-(x2-8xy+9x)
4
44
(—xy+3y2-4)+(x2+—xy+y2-6)
53
11
(xy-—y-—)+(xy-x+5)
55
(7y-2x+6z2)+(4y+4x-8z2)
(5k2+4k)-(6k2+4k-2)
(2a2+5a-8b)-(2a2+2a+4b)
3x2-(9x2+2x+6)-(7x-9)
4y2+(x2-y)+(3x2-4y2)
4
(4x2+8xy+—x)+(3x2+3xy+3x)
3
63
(—xy+2y2+4)-(x2+—xy-8y2+6)
74
11
(xy-—y-—)-(xy+x+2)
66
(7y-4x+5z2)-(9y+7x-6z2)
(4k2-9k)-(2k2-7k+6)
(4a2-3a+4b)-(9a2-9a-b)
5x2-(3x2+x-3)-(x-7)
7y2+(x2+y)+(8x2+2y2)
7
(5x2+4xy-—x)+(6x2+8xy-5x)
6
11
(—xy+3y2-5)+(x2+—xy+3y2-4)
47
43
(xy+—y+—)-(xy+x-5)
54
(6y+7x-9z2)+(2y-6x+3z2)
(8k2+9k)+(8k2-4k-2)
(6a2+9a-5b)-(a2+9a+2b)
5x2+(8x2+5x+7)-(2x-5)
4y2-(8x2-y)-(9x2-8y2)
7
(2x2+6xy+—x)-(7x2-2xy-x)
6
55
(—xy+9y2+6)+(x2-—xy-7y2+8)
44
11
(xy+—y-—)+(xy-x-8)
74
(6y+6x-z2)+(7y-7x-9z2)
(5k2+6k)-(2k2-k+2)
(a2+8a+6b)+(6a2+6a+9b)
6x2+(6x2-2x-3)-(9x+6)
y2-(8x2+y)+(5x2-7y2)
7
(5x2+2xy-—x)+(9x2+6xy-4x)
6
51
(—xy+3y2-8)+(x2-—xy-y2+3)
64
73
(xy+—y+—)+(xy-x+5)
64
(9y-x-9z2)+(6y-4x+z2)
(8k2-2k)+(k2+4k-1)
(a2+a+5b)-(5a2+a+2b)
7x2-(9x2-4x+3)-(7x+9)
2y2+(5x2+y)-(x2+8y2)
9
(5x2+6xy-—x)+(2x2+xy+7x)
8
14
(—xy-5y2+9)+(x2-—xy-5y2+5)
63
73
(xy-—y+—)+(xy-x+3)
84
(9y-9x-3z2)+(4y+3x-2z2)
(6k2+9k)+(2k2-k-1)
(9a2+2a+9b)+(5a2+9a+3b)
6x2-(9x2-5x+1)-(2x-3)
y2+(4x2+y)-(5x2+3y2)
6
(4x2-2xy+—x)-(4x2+6xy+2x)
5
78
(—xy+6y2-3)+(x2-—xy+2y2+7)
67
62
(xy+—y+—)+(xy-x-8)
53
(4y+8x-7z2)-(6y+7x+2z2)
(k2-2k)-(2k2-7k-3)
(a2+6a+3b)-(a2-3a+2b)
6x2+(9x2+7x-9)+(8x+1)
9y2+(2x2-y)+(9x2-5y2)
1
(9x2-5xy+—x)+(2x2+7xy+6x)
4
97
(—xy+3y2+9)-(x2+—xy+5y2+9)
88
86
(xy-—y-—)-(xy+x+9)
77
(7y+4x+7z2)-(4y-2x-4z2)
(6k2-9k)+(k2+k-4)
(4a2+9a-9b)-(9a2+6a+6b)
4x2+(3x2-x+8)-(5x+5)
3y2-(3x2-y)-(2x2+8y2)
1
(6x2-xy+—x)-(3x2-3xy-6x)
3
82
(—xy-2y2-8)+(x2+—xy-5y2-8)
73
66
(xy-—y-—)+(xy+x+8)
77
(4y+x-z2)+(2y+5x+5z2)
(5k2+k)+(6k2-3k-5)
(2a2-4a+7b)+(3a2+6a-7b)
2x2-(9x2-4x-5)+(2x+2)
2y2-(5x2-y)-(4x2+5y2)
7
(3x2-7xy-—x)-(3x2-6xy+6x)
8
31
(—xy-5y2+7)+(x2-—xy-2y2-6)
46
55
(xy-—y+—)-(xy-x+9)
64
(5y+5x-8z2)-(2y-2x+4z2)
(2k2+3k)+(5k2-8k+6)
(8a2+2a-4b)+(8a2-3a-4b)
3x2-(7x2-7x+9)-(7x+9)
6y2+(8x2+y)-(8x2-3y2)
7
(3x2-xy+—x)+(7x2-6xy+4x)
6
71
(—xy+9y2+7)+(x2-—xy+7y2+4)
67
15
(xy-—y-—)+(xy+x+1)
74
(7y-7x-9z2)+(6y+8x-8z2)
(3k2-4k)-(2k2+6k+3)
(4a2-2a+9b)+(3a2+8a+5b)
x2+(7x2+9x+3)-(2x-3)
5y2-(6x2-y)+(9x2-3y2)
3
(3x2-xy-—x)-(7x2-8xy+7x)
4
62
(—xy-y2+7)+(x2+—xy+5y2+4)
53
71
(xy-—y+—)+(xy+x+3)
68
(6y-7x+z2)+(y-8x+6z2)
(3k2+4k)-(4k2+k+5)
(7a2-4a+7b)-(a2+2a-8b)
9x2+(9x2+5x+5)-(8x+4)
3y2-(2x2-y)-(3x2-7y2)
1
(4x2-3xy+—x)+(5x2-5xy-7x)
8
17
(—xy+7y2+3)+(x2+—xy+6y2-3)
36
85
(xy-—y+—)-(xy+x-1)
74
(8y+8x+6z2)-(2y-5x-7z2)
(5k2+8k)+(8k2-2k+1)
(4a2+a-3b)+(2a2+7a+5b)
3x2-(3x2+4x+4)+(2x+8)
y2+(9x2-y)+(6x2+5y2)
9
(6x2+6xy-—x)+(6x2-9xy-x)
8
67
(—xy+y2-3)-(x2+—xy+5y2-7)
56
47
(xy-—y-—)+(xy-x+9)
38
(y+9x-7z2)+(2y-3x-2z2)
(5k2-7k)-(4k2-9k+5)
(4a2-7a-5b)-(8a2-5a-3b)
9x2-(3x2+3x-4)+(7x-7)
2y2-(7x2-y)+(8x2+4y2)
1
(5x2+8xy+—x)-(4x2-7xy+x)
7
24
(—xy+9y2-5)-(x2+—xy-9y2+3)
33
13
(xy+—y+—)-(xy+x+1)
44
(6y-3x+2z2)+(9y+2x-4z2)