Lauren woke up one morning and saw frost on the windows. It was -2°C outside. Later in the day, the frost melted. At 3 p. m. it was 9°C outside. Which expression represents the difference between the two temperatures?

Will give brainliest! aubrey was offered a job that paid a salary of $45,000 in its first year. the salary was set to increase by 2% per year every year. if aubrey worked at the job for 20 years, what was the total amount of money earned over the 20 years, to the nearest whole number?

Which of the following expressions are equivalent ?

Find the vertex of the function given below y=x^2-6x+1