Question

[3+(a+2):2]*4-8=32 

a=? 

dupa paranteza patrata steluta aia semnnifica inmultirea 

va rog ajutati-ma sa il fac :* multumesc !

Answer 1

[ 3 + ( a + 2 ) : 2 ] * 4 - 8 = 32
[ 3 + ( a + 2 ) : 2 ] * 4 = 32 + 8 = 40
3 + ( a + 2 ) : 2 = 40 : 4 = 10
( a + 2 ) : 2 = 10 - 3 = 7
a + 2 = 7 * 2 = 14
a = 14 - 2 
a = 12