Henriette M. answered 02/27/19
Effective Math Tutor Specializing in Middle School Math
After 5 games.
Alex pays: $20 + $8 + $8 + $8 + $8 + $8=$60
Dave pays: $12 +$12 +$12 +$12 +$12=$60
or set up an equation
Let x be the number of games
20+8x = 12x
-8x -8x
20 = 4x (divide by 4 on both sides)
x = 5 games