Solve for x
x\leq -8
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8x\leq -72+8
Add 8 to both sides.
8x\leq -64
Add -72 and 8 to get -64.
x\leq \frac{-64}{8}
Divide both sides by 8. Since 8 is positive, the inequality direction remains the same.
x\leq -8
Divide -64 by 8 to get -8.
Examples
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Matrix
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Simultaneous equation
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Limits
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