Which expression is equivalent to one over five m − 20? one over five(m − 4) one over five(m − 100) 5(m − 4) 5(m − 100)

Which shows the correct substitution of the values a, b and c from the equation 1=-2x+3x^2+1

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?

Find the interior angle of a regular polygon which has 6 sides