Answer :
4/5 = 3(1/10) * x
becuase 1/10 is already two so 6/2 = 3
4/5= 3/10 * x
x= 3/10 - 4/5
x= 3/10 - 8/10
x= - 5/10
x= 1/2
becuase 1/10 is already two so 6/2 = 3
4/5= 3/10 * x
x= 3/10 - 4/5
x= 3/10 - 8/10
x= - 5/10
x= 1/2