What is the 6th number that needs to be added to make the mean 12?

7, 16, 11, 12, 10,

Solve |2x - 5| = 4 if anyone could , that would be great

The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?

How to simply and write the answer n a whole number