The length of a rectangle is 9 yd more than twice the width. The area is 810yd^2

This question awards 100 ! i really don’t want to fail i will also mark you !

Evaluate this using ! 0.25^2 x 2.4 + 0.25 x 2.4^2 − 0.25 x 2.4 x 0.65

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)