Question

Aflati numerele a si b daca a/b=3/5 iar b-a=12 dau coroana

Answer 1

Explicație pas cu pas:

a/b=3/5 <=> a/(b-a)=3/(5-3) =>a/12=3/2 => a=3*12/2=18

=> b=12+a=18+12=30

R: a=18, b=30;

Verificare: a/b=18/30=3/5 (A)