Question

$frac{x+2}{26} - 4= frac{78}{13}$


Помогите с уравнением

Answer 1

$frac{x+2}[26}-4=frac{78}{13} | *26 \ x+2-4*26=78*2 \ x+2-4*26=78*2 \ x = 78*2+4*26-2 \ x = 2(78+2*26-1) \ x = 2(78+52-1) \ x = 2(78+51) \ x = 2(129) \ x = 258$