Answer:
Profit of $110
Step-by-step explanation:
$710-$600=$110
Answer;
p= (1 + sqrt. 181) / 6, (1- sqrt. 181) / 6
Hope this helps!
Domain of f = R .............
1500 + 0.45x < 1.70x
1500 < 1.70x - 0.45x
1500 < 1.25x
1500/1.25 < x
1200 < x.....so she would have to sell 1201 cards to make a profit
