Some on please help me on this I’ll give you a lot of point on this but just please do this for me you will same my life

For the given quadratic equation convert into vertex form, find the vertex and find the value for x=6 y=-2x^2+2x+2

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

Which graph represents the function g(x) = |x + 4| + 2?