Solve for x
x\geq \frac{91}{3}
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3x\geq 100-9
Subtract 9 from both sides.
3x\geq 91
Subtract 9 from 100 to get 91.
x\geq \frac{91}{3}
Divide both sides by 3. Since 3 is positive, the inequality direction remains the same.
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