Problema Solution
Sara and Keisha are playing games at the arcade.Sara started with $15, and the machine she is playing costs $0.75 per game. Keisha started with $13, and her machine cost $0.50 per game. After how many games will the two girls have the same amount of money remaining?
Answer provided by our tutors
Let 'x' represent the number of games played.
15 - 0.75x = 13 - 0.50x
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click here to see the equation solved for x
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x = 8 games
After 8 games the 2 girls will have the same amount of money remaining.