Respuesta :

apologiabiology
if a=b then a/b=1
so we just divide them
or we can simplify them

example

are a/b and c/d equal? if (a/b)/(c/d)=1, then they are equal aka if (ad)/(bc)=1 or if ad=bc

so to find if a/b=c/d, if ad=bc, then they are equal
by doing equivalent fraction method