Answer
w = 23
Work Step by Step
Our goal is to isolate w. To do this we will first get all of the w's on one side by subtracting 3w from both sides:
7w + 2 = 3w + 94
4w + 2 = 94
We will then isolate w by subtracting 2 from both sides and then dividing both sides by 4:
4w + 2 = 94
4w = 92
w = 23