3 years ago

2x + 2 < 2 or 3 - x greater than or equal to 0

1 answer:

7 0

$2x+2 < 2\ or\ 3-x\geq0\\\\2x+2 < 2\ \ \ |-2\\2x < 0\ \ \ \ |:2\\x < 0\\\\3-x\geq0\ \ \ |+x\\3\geq x\to x\leq3\\\\x < 0\ or\ x\geq3\to x\in(-\infty,\ 0)\ \cup\ [3,\ \infty)$

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Nana76 [90]

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