Question

–2x + 1 ≤ –11

Answer 1

add the one to the negtive 11

Answer 2

subtract*

Answer 3

\[-2x+1\le-11\]\[-2x+1-1\le -11-1\]\[-2x \le -12\]\[x \le {-12 \over -2}\]\[x \le 6\]

Answer 4

you have to flip the inequality sign when you mulitiply or divide by a negative number.

So it would be
\[x \ge6\]