I need to know how to work this problem and show my work: 1/5x-3x+2=2/5x + 18

Question

First rather the x
so:
1/5x-3x+2=2/5x+18
1/5x-3x-2/5x=18-2
-3.2x=16
-x=5
x=-5

I don't know if this is correct. Please cheak over it.

i don't unstand math. how can i?