Question

rezolvati exercitiul :{[(2+a)*2+2]*2+2}*2+2=100/2+2*2 va rog mult

Answer 1

{[(2+a)*2+2]*2+2}*2+2=100/2+2*2
{[(2+a)x2+2]x2+2}x2+2=50+4=54
{[{[(2+a)x2+2]x2+2}x2=54-2=52
{[(2+a)x2+2]x2+2}=52:2=26
[(2+a)x2+2]x2=26-2=24
(2+a)x2+2=24:2=12
(2+a)x2=12-2=10
(2+a)=10:2=5
2+a=5
a=5-2
a=3