A 450-gallon tank full of water is draining at a rate of 20 gallons per minute. Write an equation that represents the relationship between the gallons of water in the tank and minutes the tank has been draining. Remember to define x and y .

What should be done to solve the equation? x+14=21 add 14 to both sides of the equation. subtract 14 from the left side of the equation. add 14 to the left side and subtract 14 from the right side of the equation. subtract 14 from both sides of the equation.

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?

Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable