Question

1/4 - (2X+1/2)2 = 0

Answer 1

\(\dfrac{1}{4}-\left(2x+\dfrac{1}{2}\right)2=0\)
\(\left(2x+\dfrac{1}{2}\right)2=\dfrac{1}{4}\)
\(2x+\dfrac{1}{2}=\dfrac{1}{8}\)
\(2x=-\dfrac{3}{8}\)
\(x=-\dfrac{3}{16}\)

Answer 2

(2x +1/2 ).2=1/4

2x+1/2 =1/8 

2x       = -3/8

x          =-3/16