D

0985739JQK:)

\(\left|x\right|-\dfrac{3}{4}=\left(\dfrac{3}{4}\right)^2\)
\(\left|x\right|=\left(\dfrac{3}{4}\right)^2+\dfrac{3}{4}=\dfrac{21}{16}\)
\(\left[{}\begin{matrix}x=\dfrac{21}{16}\\x=-\dfrac{21}{16}\end{matrix}\right.\)

120

C

\(x-\dfrac{1}{3}=\dfrac{1}{2}\)
\(x=\dfrac{5}{6}\)

2x=-2
x=-1

50->f(-1)=2

\(25-\left(x+5\right)=-15\)
\(x+5=40\)
\(=>x=35\)