An item is regularly priced at $20. amanda bought it at a discount of 45% off the regular price. how much did amanda pay?

What is the equation of the graph that represents f(x)=x^4 stretched vertically by 2 and shifted up 3 spaces

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry