Simplify the variable expression by evaluating its numerical part, and enter your answer below.
9 - 2/2

Find the value of x for which the lines are parallel.

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?

Bernice paid $162 in interest on a loan of $1800 borrowed at 6%. how long did it take her to pay the loan off?