When solving for the temperature on a ski mountain you get a solution which indicates that the temperature is -30 degrees Fahrenheit. In complete sentences explain whether or not this is an extraneous solution.

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)

Awasher and a dryer cost $701 combined. the washer costs $51 more than the dryer. what is the cost of the dryer?