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Popular >

simplify (3x-15)/(x^2-25)

Solution

simplify

\frac{3 x - 15}{x ^{2} - 25}

Solution

\frac{3}{x + 5}

Solution steps

\frac{3 x - 15}{x ^{2} - 25}

Factor

3 x - 15 : 3 (x - 5)

= \frac{3 ( x - 5 )}{x ^{2} - 25}

Factor

x^{2} - 25 : (x + 5) (x - 5)

= \frac{3 ( x - 5 )}{( x + 5 ) ( x - 5 )}

Cancel the common factor:

x - 5

= \frac{3}{x + 5}

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Frequently Asked Questions (FAQ)

What is (3x-15)/(x^2-25) ?
The solution to (3x-15)/(x^2-25) is 3/(x+5)