2x+3=5
Subtract 3 both sides
2x=5-3
Simplify
2x=2
Divide 2 each side
X= 2/2
Evaluate
X=1
Now second part
2x+3=-5
2x=-5-3
2x= -8
X=-8/2
X=-4
So x= 1,-4
Your Answer should be 16
