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Popular >

simplify (a^2-1)/(3a+3)

Solution

simplify

\frac{a ^{2} - 1}{3 a + 3}

Solution

\frac{a - 1}{3}

Solution steps

\frac{a ^{2} - 1}{3 a + 3}

Factor

a^{2} - 1 : (a + 1) (a - 1)

= \frac{( a + 1 ) ( a - 1 )}{3 a + 3}

Factor

3 a + 3 : 3 (a + 1)

= \frac{( a + 1 ) ( a - 1 )}{3 ( a + 1 )}

Cancel the common factor:

a + 1

= \frac{a - 1}{3}

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Frequently Asked Questions (FAQ)

What is (a^2-1)/(3a+3) ?
The solution to (a^2-1)/(3a+3) is (a-1)/3