The area of a rectangular wall of a barn is 160 square feet. it's length is 4 feet longer than twice it's width. find the length and width of the wall of the barn

Ineed with math stuff it involves graphs

The domain of a function can be represented by which one of the following options? o a. a set of output values o b. a set of f(x) values o c. a set of input values o d. a set of both input and output values

What are the excluded values? m+5/mn+3m