What north american region produced iconic musicians elvis presley and johnny cash, as well as race?

Solve the system of equations below.4x+y=162x + 3y = -2

Artists best achieve contrast in a composition by: a. drawing with realism b. shading a drawing with dark and light values c. using drawing techniques like stippling and hatching d. focusing on line and shape in a drawing

List as many characteristics as you can to describe each style realism and propaganda