Evaluate each expression.
1.
|-12) =
2. 1-31 + 1-5) =
3. 1-25 = 5-1-3) =

10 ! in a race, nick is 50 feet in front of jay after ten seconds. how fast can nick run, if jay can run 20 feet per second?

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?