Mr. Frame builds windows, he uses the function P=2l+2w to determine the perimeter of a rectangular-shaped window with length l units and width w units.
A) Write the function, using function notation, that Mr. Frame can use to find the perimeter of any window with a length of 5 ft, given the width.
B) Write the function, using function notation, that Mr. Frame can use to find the perimeter of any window with a width of 3 ft, given the length