Respuesta :

(4/10)k + (1/10)k -3/5

(5/10)k - 3/5

(1/2)k - 3/5 is the answer to the question
Change the first fraction to 4/10K

THen 


4/10K - 3/5 + 1/10k = 5/10k - 3/5

Simplify 5/10k

1/2k - 3/5 is your answer