What is the radius of the circle with the equation x^2+y^2+6x=54+2y

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.

Can someone me find the original price? the discount is 5% and the sale price is $68.40

Determine the equivalent system for the given system of equations: 5x − 3y = 6 x + y = 2