Can someone also help me with this please?

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.

Which one is true about the hexagons ?

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827