PLSSSSSSSSSSSSSSSSSSSSSSSSSS ANSWER THIS

Step-by-step explanation:
[tex](a.y^{3} +3y^{2} -3 ) = (ay^{2} +(4a+3)y +4(4a+3))(y-4) +64a+45[/tex]
so A = 64a +45
([tex]2y^{3} -5y+a =(2y^{2} +8y +27)(y-4) +108 +a[/tex]
so B = 108 +a
2A-B=0--> 2(64a+45)-108-a=0--> a =18/127