Question

[3.(7-2.4)+4:(1-3)]:[(2-7).(4-7:(-3)]

Answer 1

[3.(-1)+4:(-2):[(-5).(-3):(-3)]
[-4-2:(+15):(-3)]
[-6:(-3)]
+2

Answer 2

[3.(7-2.4)+4:(1-3)]:[(2-7).(4-7):(-3)]

[3.(7-8)+4:(-2)]:[(-5).(-3):(-3)]

[3.(-1)+(-2)]:[(-5).(+1)]

[-3-2]:[-5]

[-5]:[-5]

+1