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Popular >

(13x+39)/(x+12)<0

Solution

\frac{13 x + 39}{x + 12} < 0

Solution

- 12 < x < - 3

+1

Interval Notation

(- 12, - 3)

Solution steps

\frac{13 x + 39}{x + 12} < 0

Factor

\frac{13 x + 39}{x + 12} : \frac{13 ( x + 3 )}{x + 12}

\frac{13 ( x + 3 )}{x + 12} < 0

Divide both sides by

13

\frac{\frac{13 ( x + 3 )}{x + 12}}{13} < \frac{0}{13}

Simplify

\frac{x + 3}{x + 12} < 0

Identify the intervals

- 12 < x < - 3

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Frequently Asked Questions (FAQ)

What is (13x+39)/(x+12)<0 ?
The solution to (13x+39)/(x+12)<0 is -12<x<-3