Question

If y = 3 when x = 2. find x when y = 5.

Answer 1

Y = 3   x = 2
if y = 1  x = ?

x = 3/2
x = 1.5
x = 5*1.5 ( y = 5  x = ?)
x = 7.5       
(IF THE ANSWER IS WRONG)
may be this can be that answer

x = 2/3
x = 0.67
x = 0.67*5
x = 3.35

check the answer either first or second method is correct