Slope:2,y-intercept:4

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm

During how many months was the difference between the number of days with homework and with no homework greater than 6?

What is ha theorem a special case of?