-0,6y+2.4-2+0.2y
-0.4y+0.4
-0.4*-0.6+0.4
0.24+0.4
y=0.64
Ggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggg
1,2,3,4 - углы
1+2+3+4=360°
4=360-220=140°
4=2, 1=3( так как углы вертикальны)
1+3=220-140=80°
1=80:2=40°
Ответ: 40°, 140°, 40°
Если я не ошибаюсь, то вот: