Question

X/3+x/5 = 8 дробное уравнение

Answer 1

х/3+х/5=8|•15

5х+3х=120

8х=120

х=120:8

х=15

Ответ: х=15

Answer 2

$\frac{x}{3}+\frac{x}{5}=8\\\\\frac{x}{3}*15+\frac{x}{5}*15=8*15\\\\5x+3x=120\\\\8x=120\\\\x=15\\\\Otvet:\boxed{15}$