Question

solve for f.
-7 ≤ f + 11 ≤ -1
write your answer as a compound inequality with integers.

Explanation:

Step1: Subtract 11 from all parts

$-7 - 11\leq f+11 - 11\leq - 1-11$

Step2: Simplify each part

$-18\leq f\leq -12$

Answer:

$-18\leq f\leq -12$