Solve for x
x<\frac{1}{6}
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3x+9x<2
Add 9x to both sides.
12x<2
Combine 3x and 9x to get 12x.
x<\frac{2}{12}
Divide both sides by 12. Since 12 is positive, the inequality direction remains the same.
x<\frac{1}{6}
Reduce the fraction \frac{2}{12} to lowest terms by extracting and canceling out 2.
Examples
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Matrix
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Simultaneous equation
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Integration
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Limits
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