Abookstore has a sale on travel books. customers can purchase one book for the full price of $18.50 and then as many other travel books as they want for half of that price. if y represents the total cost and x represents the total number of books purchased, which function rule describes this situation?

F(x) = (x^2 + 3x − 4) and g (x) = (x+4) find f/g and state the domain.

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a.the profit when the unit price is equal to 0b.the unit price(s) when the profit is equal to 0c.the profit when the unit price is greatestd.the unit price(s) when profit is greatest

2x minus y equals 6, x plus y equals negative 3