Help me for brainlist ez brainlist

You would wanna separate that shape to two rectangles
So for the first rectangle you would wanna calculate 4x2 which is 8
For the second rectangle , it would be 5x3 , which is 15
So add them up :15+8=23 in2
so it’s A

First subtract 10 from both side
y^2+6y-16=0
(y+8)(y-2)=0
-8 and 2