Answer:
ft
Step-by-step explanation:
14x22=308
Find all real numbers $x$ such that $3x - 7 \le 5x +9$. give your answer as an interval.
1 answer:
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Answer:
Step-by-step explanation:
<em>1).</em> x = 0 ⇒ <em>x = 0</em>
<em>2).</em> 5,4 ( x + 6,3 ) = 0 ⇒ x + 6,3 = 0 ⇒ <em>x = - 6,3</em>
<em>3).</em> ( x - 3 )( x + 4 ) = 0 ⇒ x - 3 = 0 или x + 4 = 0 ⇒ <em>x = 3</em> <u><em>или</em></u> <em>x = - 4</em>
<em>4).</em> 23,5 | x | = 0 ⇒ | x | = 0 ⇒ <em>x = 0</em>