Răspuns :
[(x+360:4)x5+700]:600=2
(x+90)x5+700=600x2
(x+90)x5+700=1200
(x+90)x5=1200-700
(x+90)x5=500
(x+90)=500:5
(x+90)=100
x+90=100
x=100-90
x=10
(x+90)x5+700=600x2
(x+90)x5+700=1200
(x+90)x5=1200-700
(x+90)x5=500
(x+90)=500:5
(x+90)=100
x+90=100
x=100-90
x=10