the point Q has coordinates (2,3) The point R has coordinates (a, b) A line perpendicular to QR is given by the equation 5x+2y=9 Find an expression for b in terms of a

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

The square root of 9x plus 7 plus the square rot of 2x equall to 7

Juanita wade's new car has an msrp of $28,902.11 including title and processing fees. the premier package which includes surround sound and dvd player costs three times the amount of the in-style package which includes leather seats and select wheels. the total cost of her new car was $34,290.08 which included the 6.5% sales tax. find the cost of the premier package to the nearest cent.