1
3x + 2 - 5x = -4x + 2
0
1
2
4
2
5x - 7 = 2x - 10
3
-3
1
-1
3
4 - 3x + 2 + x = -4x + 12
3
6
2
-3
4
6 - 3x + 8 + 6x - 10 = 7 - 3x
2/2
1/2
3/6
3/2
5
x² - 4x + 3 = 0
3 e 6
6 e 2
2 e 3
3 e 1
6
4x² - 5x + 1 = 0
2 e 1/4
8/8 e 2/4
1 e 2/8
1 e 1/4
7
3x² - 4x + 1 = 0
6/6 e 3/6
2/6 e 4/3
1 e 1/3
1/3 e 2/6
8
x² - 5x + 4 = 0
4 e 1
-4 e 1
-1 e 3
1 e 2
9
3/4 + 2/6 - 1/2
12/7
7/12
19/12
-7/6
10
- 6/5 + 12/10 - 1/2
-1/2
-5/2
1/2
5/10
11
4/14 * 9/5
18/35
36/35
18/70
34/70
12
4/8 / 6/4
-1/3
1/6
2/3
1/3