Write the equation of the circle that satisfies each set of conditions.

35) the circle passes through the origin and has its center at (-4,3).

36) the circle passes through the point (5,6) and has its center at (2,3).

David bought a poster for an art project. the poster is 2.7 feet wide and 3.9 feet tall. what is the area of the poster?

Solve the system of equations. y= 2x y= x^2 - 15

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done