David is buying a cheese wheel priced at $14 before tax. The store charges 8% sales tax. What is the total price, including tax, David pays for the cheese wheel?

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

What is the value of the discrimination for the quadratic equation 0=×2+2+×2

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.