=>(2x-1)2=16 và (y+2)2=9
\(\Leftrightarrow\left\{{}\begin{matrix}2x-1\in\left\{4;-4\right\}\\y+2\in\left\{3;-3\right\}\end{matrix}\right.\Leftrightarrow\left\{{}\begin{matrix}x\in\left\{\dfrac{5}{2};-\dfrac{3}{2}\right\}\\y\in\left\{1;-5\right\}\end{matrix}\right.\)
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