Respuesta :

palium
5/2(a+b) = 5/2a+2b

1/a+b + 5/2a+2b = 2/2a+2b + 5/2a+2b
[*I multiplied by 2 both numerator and denominator so the two fractions have the same denominator*]

= 7/2a+2b
ACCESS MORE