Question

решить систему неравенства

Answer 1

$\left \{ {{x+4}\geq-3,4 \atop {x+5\leq0 }} \right. \\\\\left \{ {{x\geq-7,4 } \atop {x\leq-5 }} \right.$

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_____[-7,4]______[- 5]______

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Ответ : x ∈ [-7,4 ; - 5]

Answer 2

Объяснение:

$\left \{ {{x+4\geq -3,4} \atop {x+5\leq 0}} \right. \ \ \ \ \left \{ {{x\geq -7,4} \atop {x\leq -5}} \right. \ \ \ \ \Rightarrow\\x \in[-7,4;-5].$

Ответ: x∈[-7,4;-5].