\(\sqrt{16x^2+9-24x}-17=0\)
\(\Leftrightarrow\sqrt{16x^2+9-24x}=17\)
\(\Leftrightarrow16x^2-24x+9=289\)
\(\Leftrightarrow16x^2-24x-280=0\)
\(\Leftrightarrow16x^2-80x+56x-280=0\)
\(\Leftrightarrow16x\left(x-5\right)+56\left(x-5\right)=0\)
\(\Leftrightarrow\left(x-5\right)\left(16x+56\right)=0\)
\(\Leftrightarrow8\left(x-5\right)\left(2x+7\right)=0\)
\(\Leftrightarrow\orbr{\begin{cases}x-5=0\\2x+7=0\end{cases}}\)
\(\Leftrightarrow\orbr{\begin{cases}x=5\\x=\frac{-7}{2}\end{cases}}\)
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