What number must you add to complete the square? x^2+26x=11

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

Write the equation of a line that goes through point (0, 1) and has a slope of 0.

Devaughn's age is three times sydney's age. the sum of their ages is 96. what is sydney's age?