`2x+8=|3x-2|(x>=-4)`
`<=>` $\left[ \begin{array}{l}2x+8=3x-2\\2x+8=2-3x\end{array} \right.$
`<=>` $\left[ \begin{array}{l}x=10(tm)\\5x=-4\end{array} \right.$
`<=>` $\left[ \begin{array}{l}x=10\\x=-0,8(tm)\end{array} \right.$
Vậy `S={10,-0,8}`
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2x+8=|3x−2|(x≥−4)2x+8=|3x-2|(x≥-4)
⇔⇔ [2x+8=3x−22x+8=2−3x[2x+8=3x−22x+8=2−3x
⇔⇔ [x=10(tm)5x=−4[x=10(tm)5x=−4
⇔⇔ [x=10x=−0,8(tm)[x=10x=−0,8(tm)
Vậy S={10,−0,8}S={10,-0,8}
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