Solve for x
x<7
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-x>2-9
Subtract 9 from both sides.
-x>-7
Subtract 9 from 2 to get -7.
x<\frac{-7}{-1}
Divide both sides by -1. Since -1 is negative, the inequality direction is changed.
x<7
Fraction \frac{-7}{-1} can be simplified to 7 by removing the negative sign from both the numerator and the denominator.
Examples
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Linear equation
y = 3x + 4
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Matrix
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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