Which of these areas might you use negative integers to represent a situation? 1.elevation
2.time
3.money
4.all of these

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

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?

Use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2 + 9 = −26 −3 − 7 = 13