Question

If the replacement set is the set of real numbers , solve
$-2x\le 6$

• A. $x\le 3$
• B. $x\le -3$
• C. $x\ge -3$
• D. $x>-3$

Answer 1

The correct option is C

$x\ge -3$

Given that $-2x\le 6$
$-x\le 3$

When we multiply by -1 throughout , the inequality sign changes, we have
$x\ge -3$