Question

M/n=5/9 donde 2m+3n=111 hallar m y n

Answer 1

M/n son a razón de 5/9 = 10/18= 15/27

Remplazamos:
2m+3n=111
2 (15)+3 (27)= 111
30+81=111
111= 111

Entonces:
m= 15
n= 27