Joey made a deposit into an account that earns 6% simple interest. After 3 years, Joey had earned $400. How much was Joey's initial deposit?

Name the most appropriate metric unit for each measurement

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

Explain in a minimum of 2 sentences how to graph the equation of the absolute value function given a vertex of (-1,3) and a value of “a” equal to ½.