What topic does this site cover?

Which graph correctly shows the system of equations {y=12x+2y=−12x+6?

The antiwar protests of the late-1960s contributed to which of these? the election of lyndon johnson passage of the voting rights act passage of the 26th amendment the geneva accords

Jackson pollock described his art style in the following quote: “new needs need new techniques.… it seems to me that the modern painter cannot express this age, the airplane, the atom bomb, the radio, in the old forms of the renaissance or of any other past culture. each age finds its own technique.” what point is pollock making about the new styles of art?