leileibubbles leileibubbles 20-06-2017 Mathematics contestada What is the sum? 3y 2 ------------------- + ------------ y^2 + 7y + 10 y + 2 A. 5 ------ y-5 B. 5(y+2) -------------- (y-2)(y+5) C. 5 ------- y+5 D. 5(y-2) ------------- (y-5)(y+2)