Find the equation of direct variation, given that y varies directly with x,
and x is 36 when y is 99.

Solve 2x+y=3 x+y=5 in substitution method

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

The function f(x) is shown in this graph the function g(x)=6x