Răspuns :
[(x+3):100+98]:10-10=0
[(x+3):100+98]:10=0+10
[(x+3):100+98]:10=10
(x+3:100+98)=10x10
(x+3:100+98)=100
x+3:100=100-98
x+3:100=2
x+3=2x100
x+3=200
x=200-3
x=197
[(x+3):100+98]:10=0+10
[(x+3):100+98]:10=10
(x+3:100+98)=10x10
(x+3:100+98)=100
x+3:100=100-98
x+3:100=2
x+3=2x100
x+3=200
x=200-3
x=197