Is 2/5 - (-5/6) positive, negative, or zero?

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

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x