4 у-3x=5
A) A (-1; -2):
4 * (-2) - 3 * (-1) = -5
-5 != 5
Б) В (-1; 2):
4 * 2 - 3 * (-1) = 5
5 = 5
B) C (1;-2):
4 * (-2) - 3 * 1 = -11
-11 != 5
4 у-3x=5
A) A (-1; -2):
4 * (-2) - 3 * (-1) = -5
-5 != 5
Б) В (-1; 2):
4 * 2 - 3 * (-1) = 5
5 = 5
B) C (1;-2):
4 * (-2) - 3 * 1 = -11
-11 != 5