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Let's say the number of video games Josh has is J.
We know that Will had two less than three times as many video games as Josh, which can be represented by the equation:
W = 3J - 2 (equation 1)
We also know that Will has 20 video games, which can be represented by the equation:
W = 20 (equation 2)
By substituting equation 2 into equation 1, we can solve for J:
20 = 3J - 2
3J = 20 + 2
3J = 22
J = 22/3
J ≈ 7.33
Therefore, Josh has approximately 7.33 video games.