If a =3 and b=-2,what does this expression equal? -2b-a

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?