Joe ran half the distance that Phil did. If the distance that Phil ran is represented by r, which expression represents the distance that Joe ran?

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

Louise measured the perimeter of her rectangular scrapbook to be 154 cm. if the scrapbook is 45 cm wide, how long is the scrapbook?

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?