Question

a*2 este primul nr

a este al doilea

a:3 este al treilea

a*2+a+a:3=370

Answer 1

2a+a+a/3=370
3a+a/3=370
(9a+a)/3=370
10a=370*3
a=1110/10
a=111

Answer 2

[tex]2a+a+ \frac{a}{3}=370 \\ ~^{3/}3a+ \frac{a}{3}=~^{3/}370 \\ \frac{9a}{3}+ \frac{a}{3}= \frac{1110}{3}|*3 \\ 10a=1110 \\ \boxed{a=111} \\ \boxed{2a=222} \\ \boxed{a:3=37}[/tex]