The Party Room at Penny's Pizza rents for an initial fee of $30 and then $5 per hour. Aislyn's bill for her birthday party was $50. For how many hours did she rent the room? (2 points)

Question

The Party Room at Penny's Pizza rents for an initial fee of $30 and then $5 per hour. Aislyn's bill for her birthday party was $50. For how many hours did she rent the room?  (2 points)

anonymous · Answer

4 hours

anonymous · Answer

solve for x the equation being 30+5x=50

mathmate · Answer

You can always solve by equations and calculator.  You'd get an answer faster by doing it mentally, such as:

Take $50 in you hands. Pay Penny $30 for the initial fee.  How much do you have left?   What you have left is good for how many hours at $5 an hour?