Răspunsuri

2014-10-14T22:27:30+03:00
X/4 - 5/4 + 16 = 18
x - 5 + 64 = 72
x = 72 - 64 + 5
x = 13
Cel mai inteligent răspuns!
2014-10-14T22:28:46+03:00
(x-5)/4+16=18
(x-5)/4=18-16
(x-5)/4=2
x-5=8
x=8+5
x=13
1 5 1