The percent of his sales for the year of the bonus is 7%
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48 degrees, anything opposite of a degree on the same 2 infinite lines will always be the degree.
Answer:
You could use a graphing calculator to see the lowest point in the graph OR you could put that equation into it's completed squared form, which is (x-4)^2 -4. The opposite of -4 in the parentheses is positive 4, and the leftover -4 is the y value. So that also becomes (4,-4)