Question

What should be subtracted from twice the rational number -5/3 to get 2/5?

Answer 1

-5/3*2-x=2/5
-10/3-x=2/5
-x=2/5+10/3
-x=6/15+50/15
-x=56/15
x=-56/15

Answer 2

Answer:

56/15 is the number to be subtracted