What is the scale factor from a to b and b to a

Which system of linear inequalities is represented by the graph? x-3y > 6 and y? 2x + 4 x + 3y > 6 and y? 2x - 4 x - 3y > 6 and y? 2 - 4 x + 3y > 6 and y > 2x + 4 no be 2 -1.1 1 2 3 4 5 submit save and exit next mark this and retum be

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15

An object in geometry with no width, length or height is a(n):