If the function f(x)= -1/2x - 7 were graphed, which of the following would be true?

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

If benito is selecting samples of five values from the table, which row will result in the greatest mean? population data row 1 4 2 2 3 3 row 2 3 3 4 3 2 row 3 2 4 3 4 3 row 4 3 4 4 7 3 row 1 row 2 r

Ateam has p points. p = 3w + d w = wins d = draws a) a football team has 5 wins and 3 draws. how many points does the team have?