1.9 - 5.1/0.8 = -3.2 * 5 / 4 = -4
14a - 10b - 14a + 7b = -3b
x1 = -9 x2 =-5 x3 = 9 x4 = 5
1) -3,2:0,8
-4
2)14а - 10 b -14 a +7b
-3b
3)x1 = 9
x2= -9
1.9 - 5.1/0.8 = -3.2 * 5 / 4 = -4
14a - 10b - 14a + 7b = -3b
x1 = -9 x2 =-5 x3 = 9 x4 = 5
1) -3,2:0,8
-4
2)14а - 10 b -14 a +7b
-3b
3)x1 = 9
x2= -9