Solve the given inequality. Write the solution set using interval notation, then graph it. \( \frac{5-5 x}{3} \geq-2 \)
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To solve the inequality \( \frac{5-5x}{3} \geq -2 \), first multiply both sides by 3 (since 3 is positive, the inequality sign remains the same): \[ 5 - 5x \geq -6. \] Next, isolate the term with \( x \) by subtracting 5 from both sides: \[ -5x \geq -11. \] Now, divide both sides by -5, remembering to flip the inequality sign: \[ x \leq \frac{11}{5}. \] The solution set using interval notation is: \[ (-\infty, \frac{11}{5}]. \] To graph it, draw a number line and shade the area to the left of \( \frac{11}{5} \) (which is 2.2), including the point \( \frac{11}{5} \) with a closed dot to indicate that it is included in the solution set.