How do i simplify something like -2x(2 – 5x) - 3x^2 this?

Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.

A. 15 degrees b. 45 degrees c. 30 degrees d. 60 degrees

Bradley is preparing a presentation to show the ceo of his company. he wants to emphasize that the profits of their competitor have increased slowly over the past 16 months.