(Algebra) plz help ASAP!!

What number should be added to both sides of the equation to complete this square? x^2-10x=7

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

Someone answer asap for ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?