if mr. Lu has 12 apples and oranges and missing you so that's three apples is only two oranges if they spent the same amount of money on fruit how much is an Apple worth still compared to an orange

In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

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?