gaiaecologicaq2

2022-07-07

What is the solution to $\frac{x}{-7}\ge 9$ written in set notation?

potamanixv

Expert

Step 1
$\text{multiply both sides by}\phantom{\rule{1ex}{0ex}}-7$
$\overline{)-7}×\frac{x}{\overline{)-7}}\ge -7×9$
$x\ge -63$
$x\in \left[-63,\infty \right)←\text{in interval notation}$

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