I really need help so can you plz help me

What is the perimeter of square abcd? units units 28 units 37 units

Oscar and julie ashton are celebrating their 15th anniversary by having a reception hall. they have budgeted $4,500 for their reception. if the reception hall charges a $90 cleanup fee plus & 36 per person, find the greatest number of people that they may invite and still stay within their budget.

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2