Question

aflati a si b daca ( a,b ) d.p (3,5) si 8a-3b=27​

Answer 1

Răspuns:

$\frac{a}{3} =\frac{b}{5} =k\\\\a=3k\\\\b=5k\\\\8*3k-3*5k=27\\\\24k-15k=27= > 9k=27= > k=27:9= > k=3\\\\a=3*3= > a=9\\\\b=5*3= > b=15$