Question

Resolva os MMC.

A)2/a + 5/6 =
b)5/6 + 3/4 =
c)2/15 + 7/10 =

Answer 1

A)2/a + 5/6 = 6*2+a*5/6a =12+5a/6a

b)5/6 + 3/4 = 2*5+3*3/12 = 19/12

c)2/15 + 7/10 = 4*2+6*7/60= 50/60=5/6