Select ALL the correct answers. Select all the expressions that are equivalent to the polynomial below.

4(x − 4) + 2(3x2 + 3x − 20)
(3x2 + 5x − 28) + (3x2 + 5x − 28)
(11x2 + 7x − 55) + (5x2 − 3x + 1)
(3x2 + 5x − 28) − (2x2 + 4x + 28)
4(x − 4) − 2(3x2 + 3x − 20)
(11x2 + 7x − 55) − (5x2 − 3x + 1)

Alake near the arctic circle is covered by a 222-meter-thick sheet of ice during the cold winter months. when spring arrives, the warm air gradually melts the ice, causing its thickness to decrease at a constant rate. after 333 weeks, the sheet is only 1.251.251, point, 25 meters thick. let s(t)s(t)s, left parenthesis, t, right parenthesis denote the ice sheet's thickness sss (measured in meters) as a function of time ttt (measured in weeks).

Acourt reporter is transcribing an accident report from germany. the report states that the driver was traveling 80 kilometers per hour. how many miles per hour was the driver traveling?

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500