One of the solutions of the system of equations shown in
the graph has an x-value of -4. What is its corresponding
integer y-value?

food chain i would say only because there is competition on getting food and survival

missouri compromise of 1820 which prohibited slavery

answer; (c) slaves brought to the americans from africa;

populist movement, in u.s. history, politically oriented coalition of agrarian reformers in the middle west and south that advocated a wide range of economic and political legislation in the late 19th century. thus in 1892 their leaders organized the populist, or people's, party, and the farmers' alliances melted away.