X²+8x-84=0
Formúla General ​

Amy is plan her school's new basketball court. the west edge of the basketball court is located on the line y = 5x + 2. the east edge cannot intersect with the west edge. on which line could the east edge be located? −y − 5x = 100 y + 5x = 100 −5x − y = 50 5x − y = 50

If there are 72 students than adults at the dance, how many adults were at the dance?

Which equation represent the line that is perpendicular to the line 5x-2y=-6 and passed through the point (5,-4)?