Evaluate the expression when x=-3 and y=5.
4y-x

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?

How much orange juice do you need to make 2 servings of lemony orange slush?

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11