The solution to the inequality 3t - 12 ≤ 9 is t ≤ 7.
The graph of the inequality is attached.
How to solve inequality?
3t - 12 ≤ 9
Add 12 to both sides
3t ≤ 9 + 12
3t ≤ 21
Divide both sides by 3
t ≤ 21/3
t ≤ 7
Hence, t less than or equal to 7.
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