👤

Daca (2a + 3b)/(4b+15a) = 0, (3) , afla a/b

Răspuns :

(2a+3b)/(4b+15a)=0,(3)
(2a+3b)/(4b+15a)=3/9
(2a+3b)/(4b+15a)=1/3
(2a+3b)*3=4b+15a
6a+9b=4b+15a
15a-6a=9b-4b
9a=5b⇒a/b=5/9