<ol class="abc-list"><li><div class="list-item-paragraph">Solve $-2x\le -20$.</div></li><li><div class="list-item-paragraph">Hence, write down the least value of $x$ if&nbsp;$x$ is</div><ol class="i-list"><li><div class="list-item-paragraph">a positive integer,</div></li><li><div class="list-item-paragraph">a prime number,</div></li><li><div class="list-item-paragraph">a perfect square.</div></li></ol></li></ol>

Hence, write down the least value of $x$ if $x$ is

Solving Inequalities and Determining Integer Conditions

Solving Inequalities and Determining Integer Conditions

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