Solve for c
c>-85
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\frac{425}{-5}<c
Divide both sides by -5. Since -5 is negative, the inequality direction is changed.
-85<c
Divide 425 by -5 to get -85.
c>-85
Swap sides so that all variable terms are on the left hand side. This changes the sign direction.
Examples
Quadratic equation
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Matrix
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