Use algebraic rules of equations to predict the solution type to the system of equations. include all of your work for full credit. x+2y=10 6y=-3+30

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2