Question

what should be added to (1 /2 +1 /3+1 /5) to get 8 /10​

Answer 1

Step-by-step explanation:

(1/2 + 1/3 + 1/5) = (15+10+6)/30 = 31/30

31/30 + x = 8/10

x = 8/10 - 31/30

x = (8*3 - 31)/30

x = (24 - 31)/30

x = -7 / 30