What are the coordinates of the vertex of the graph of f(x)=2|x−3| ?

enter your answer as an ordered pair without parentheses

What is the angle measure, or angle of depression, between this bird and the bird watcher?

Sole the equation 6n + 9 = -3n - 21 - 6 for n

Solve this system of equations: y=x2-3x + 12 y=-2x+14 4. substitute the values of x, -1 and 2, into either origina equation to solve for the values of y. what are the solutions of the system of equations?