Simplify 4(3x - (7 - 2y + 2x) + 5y)
82x + 57y - 0
-7x + 34y - 23
81x + 25y - 4
-50x + 42y - 68
none of the above

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

Two students were asked if they liked to read. is this a good example of a statistical question? why or why not? a yes, this is a good statistical question because a variety of answers are given. b yes, this is a good statistical question because there are not a variety of answers that could be given. c no, this is not a good statistical question because there are not a variety of answers that could be given. no, this is not a good statistical question because there are a variety of answers that could be given

The function f(x)= x5+ ( x + 3)2 is used to create a table. if x = -1 then what is f(x)?