Question

Suma dintre un numar , intreitul si jumatatea sa este 414
Aflati numarul.

Answer 1

$x+3x+ \frac{x}{2} =414 \\ \frac{4x}{1} + \frac{x}{2} =414 \\ \frac{9x}{2} =414 \\ 9x=414*2 \\ 9x=828 \\ x=828:9 \\ \boxed{x=92}$

Answer 2

a+3a+a/2=414
⇒6a/6+18a/6+3a/6=414
⇒27a/6=414
⇒27a=6·414
⇒27a=2484
⇒a=92;