Answer:
M ≥ -5 3/5
Step-by-step explanation:
-5(M+1)≤23
Distribute -5
-5M -5 ≤23
Add 5 to each side
-5M -5+5 ≤ 23 +5
-5M ≤ 28
Divide each side by -5, remembering to flip the inequality
-5M/-5 ≥ 28/-5
M ≥ -28/5
