Răspuns :
3 · ( x + 8) = 1 / 2 · 108
3· ( x +8) = 108 : 2
3· ( x +8 ) = 54
x +8 = 54 : 3
x + 8 = 18
x =18 - 8
x =10
3· ( x +8) = 108 : 2
3· ( x +8 ) = 54
x +8 = 54 : 3
x + 8 = 18
x =18 - 8
x =10