You bought a boat for $10,000. you have owned it for one year, and it is now worth $8,50 . what is the percent decrease in your boat's value?

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?