Why do you subtract 72 from 250 to find X?

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

12x + 1 = 25 solve the following equation. then place the correct number in the box provided.

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?