In number for the equation is
9x=3/5
Instead of writing 3/5 as a fraction think of it as 3 divided by 5
To undue multiplication we divide
We can divide each side by 9 to isolate x
So the equation is now
x=3/5/9
3/5/9= .06666
So x=.06666
1/15 is equivalent to 1/15
So x=1/15