Lena has $87.39 in her bank account. She deposits $5.25 on Wednesday. On Friday she withdraws $15. What is the balance in her account? $
Do not include any symbols or words with your answer

Jamie is hiking up a small mountain. he climbs up at a constant rate of 300 feet/hour until he reaches the peak at 1,500 feet. after that, he hikes down at the same rate to the base of the mountain. the equation that models jamie’s elevation, e, after t hours is e = . jamie’s elevation will be 600 feet after hours and after hours.

Acertain population of bacteria demonstrates exponential growth doubles in size every 4 days. how long will it take the population to triple in size?

Which of the following are accepted without proof in a logical system? check all that apply.