D=2.5r, r=64

find value of d when r has given value in equation

225/100 of last years cost. write each fraction as a decimal and as a percent

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 following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')