14. use mental math to simplify (4.55 +27) + 5.45.
32
13
18
37

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

Ajar of gumballs contains 4 reds, 2 greens, and 6 blues. what is the probability of getting two blues in a row without replacement?

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.