Solve for x
x\geq 4
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x-1\geq \frac{9}{3}
Divide both sides by 3. Since 3 is positive, the inequality direction remains the same.
x-1\geq 3
Divide 9 by 3 to get 3.
x\geq 3+1
Add 1 to both sides.
x\geq 4
Add 3 and 1 to get 4.
Examples
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Linear equation
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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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