If y varies directly as x, and y = 8 when x = 3, what is the value of y when x = 9?

Which of the following would represent the sum of 3 consecutive integers if x is the first integer?

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

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