\(\frac{7}{3}:\left(4.x-1\right)^2-\frac{1}{4}=\frac{1}{3}\)
\(\frac{7}{3}:\left(4.x-1\right)^2=\frac{1}{3}+\frac{1}{4}\)
\(\frac{7}{3}:\left(4.x-1\right)^2=\frac{7}{12}\)
\(\left(4.x-1\right)^2=\frac{7}{3}:\frac{7}{12}\)
\(\left(4.x-1\right)^2=4\)
\(\left(4.x-1\right)^2=2^2\)
\(4.x-1=2\)
\(4.x=2+1\)
\(4.x=3\)
\(x=3:4\)
\(x=0,75\)