What are the finance charges?

$3.79

$4.68

$5.32

$7.50

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.

How can you construct perpendicular lines and prove theorems about perpendicular lines

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?