Question

Solve for $x$: $x+20\le 50$

• A. $x\le 30$
• B. $x\le 20$
• C. $x\le -30$

Answer 1

The correct option is A $x\le 30$

$x+20\le 50$

To solve for $x$ we subtract $20$ from both side of the inequality.

$x+20\le 50-20=-20x+0\le 30$

$\therefore x\le 30$