Question #672cd
1 Answer
Feb 24, 2017
Explanation:
Slope-intercept form of the equation of a straight line is
Do the same for the other equation:
Now plot the graphs.
The break-even point can be found from the point of intersection of the the two lines.
graph{(-x-y+4)(x/4-y+14)=0 [-21.75, 18.25, -2.72, 17.28]}