Berapa ya jawabanya + sama caranya ya

3)
(x + 2)/3 = 5 - (x/2)
(x + 2)/3 = 10/2 - x/2
(x + 2)/3 = (10 - x)/2
(x + 2) × 2 = (10 - x) × 3
2x + 4 = 30 - 3x
2x + 3x = 30 - 4
5x = 26
x = 26/5
x = 5 1/5 (E)