(3x-5y=25 /*3
(4x-3y=37 /*(-5)
(9x-15y=75
(-20x+15y= -185
9x-20x=75-185
-11x= -110
x = 10
y=(3x-25)/5 = (30-25)/5 = 5/5 = 1
ОТВЕТ: (10; 1)
(3x-5y=25 /*3
(4x-3y=37 /*(-5)
(9x-15y=75
(-20x+15y= -185
9x-20x=75-185
-11x= -110
x = 10
y=(3x-25)/5 = (30-25)/5 = 5/5 = 1
ОТВЕТ: (10; 1)