Riley is trying to raise money by selling key chains. each key chain costs $2.50. If riley is trying

Riley is trying to raise money by selling key chains. each key chain costs $2.50. If riley is trying to raise $60. How many key chains will he have to sell

Let the number of key chains be k. We have the following equation:
2.50k = 60

To solve this equation for k, we type it in our search engine and we get:
k = 24