The average temperatures for Florence, Italy are recorded in the table below. Let correspond to January. Write a function to best model the data.

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.

Factor the polynomial by its greatest common monomial factor.

How do i take any fraction and make it into a decimal or percentage?