Solve for x
x\geq 4
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7x\geq 42-14
Subtract 14 from both sides.
7x\geq 28
Subtract 14 from 42 to get 28.
x\geq \frac{28}{7}
Divide both sides by 7. Since 7 is positive, the inequality direction remains the same.
x\geq 4
Divide 28 by 7 to get 4.
Examples
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Matrix
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Simultaneous equation
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Limits
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