10(w-4)=4(w+4)+4w What is the value of w?

10(w - 4) = 4(w + 4) + 4w

10w - 40 = 4w + 16 + 4w

10w - 40 = 8w + 16

10w - 8w = 16 + 40

2w = 56

w = 28