Explain the steps i need it quick. 2y+y=18

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.

For the inequality |c| < |d| to be true, which of the following must be true?

The tile along the edge of a triangular community pool needs to be replaced? ?