Write an algebraic expression for represent: 3 times x, subtracted from 20

1/3(x-10)=-4 solve for x with steps

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)