Paul bought a student discount card for the bus The card allows him to buy daily bus passes for a $1.50 after 1 month Paul bought 15 passes and spent a total of 29.50 how much did he spend on the student discount card

He bought 15 passes and had a total 29.50.

the 15 passes can be represented by 15p with p being the price of a single pass (1.50).

so, 29.50 - 15p = d, d represents the discount card.

15•1.50 is 22.50, so

29.50 - 22.50 = 7.

Paul spent 7 dollars on that student discount card. what an L