а) 4x + 6y = 32 и 9x - 6y = 33
4x + 6y -6y + 9x = 43
13x = 65
x = 5
y = (16 -2*5)/2 = 3
б) 6x + 6y = 5 - 2x +y и 3x + y = 3
8x + 5y = 5
y = 3 - 3x
8x + 15 - 15x = 5
-7x =10
x = 7/10
y = 3 - 2.1 = 0,9
Вроде все верно
а) 4x + 6y = 32 и 9x - 6y = 33
4x + 6y -6y + 9x = 43
13x = 65
x = 5
y = (16 -2*5)/2 = 3
б) 6x + 6y = 5 - 2x +y и 3x + y = 3
8x + 5y = 5
y = 3 - 3x
8x + 15 - 15x = 5
-7x =10
x = 7/10
y = 3 - 2.1 = 0,9
Вроде все верно