Răspunsuri

2014-02-06T12:56:21+02:00
4(4a+3b)=3(2a+5b)
16a+12b=6a+15b
16a+12b-6a-15b=0
10a-3b=0
10a=3b
a pe b=3 pe 10
2014-02-06T12:57:50+02:00
4a+3b/2a+5b=3/4=>4(4a+3b)=3(2a+5b)
16a+12b=6a+15b
10a=3b=>a/b=3/10