P = 42 x - 850
x intercept is when P = 0, break even
Jan is a photographer. She earns $42.50 for each picture she sells. It costs Jan $850.00 per month to maintain her photography lab.
Write an equation that represents the relationship between Jan's monthly profit (P) and the number of pictures (x) she sells.
What does the x-intercept of the graph of the equation you found represent to Jan?
1 answer
1 answer