Respuesta :

6(3k+5)=39 => 18k+30 =39 => 18k = 9 => k = 0,5
(6 x 3k) + 6 x 5 ---> 18k + 30 = 39 ---> 18k = 39-30 ---> 18k= 9 ---> 9 divided by 18 = 0.5 so k=0.5