Brian wrote a check for $105 to pay his cable bill. this left him with $536 in his bank account. write an equation to represent the amount of money brian had in his account before he wrote the check.

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry