An office supply store offers banner printing services. the store charges $4 to print each one-foot-long section of a banner that is three feet tall. which graph represents the cost to print a three-foot-tall banner that is x feet long?

Evaluate the expression for the given value of the variable 7a - 4a for a =8

Consider the function f(x)=-5x+3 what is f(-2)

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