Solve for x
x\geq \frac{2}{5}
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9x-4x\geq 2
Subtract 4x from both sides.
5x\geq 2
Combine 9x and -4x to get 5x.
x\geq \frac{2}{5}
Divide both sides by 5. Since 5 is positive, the inequality direction remains the same.
Examples
Quadratic equation
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Matrix
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Limits
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