Alex bought six books priced at $8 each. he got a discount of 20% off the total cost. how much did alex pay for the books? write your answer up to two decimal places.

After being rearranged and simplified, which of the following equations could be solved using the quadratic formula? check all that apply. a. 9% + 3x2 = 14 + x-1 b. -x+ + 4x + 7 = -32-9 c. 5x + 4 = 3x4 - 2 d. 2x2 + x2 + x = 30

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

How many doughnuts are equal to 20 cookies.? 3 apples = 5 bananas6 cookies = 7 apples2 doughnuts = 1 banana