Question

You want to hang a picture on your wall the wall is 20 feet long you want to have at least 3 feet on both sides of the painting for plans to be placed right a quality showing the possible lanes of you being mean

Answer 1

We can consider

x = length of the painting

20 ft wall long

we want at least 3 ft per side so the total available length is 20-6= 14

x must be shorter than 14

inequality

x< 20-2(3)

x<14