Explanation:
What we have is...

What we'll first do is distribute the 4 into the -4.6 and w
-18.4+4w = 22.24
Next we add 18.4 to both sides to get rid of it on the right side
4W = 22.24+ 18.4
4W = 40.64
Last thing to get W alone, we will divide both sides by 4
W = 10.16