Algebra Examples

$\frac{a - 1}{3 a + 1} \cdot \frac{3 a + 1}{a + 1}$

Step 1

Cancel the common factor of $3 a + 1$ .

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Step 1.1

Cancel the common factor.

$\frac{a - 1}{3 a + 1} \cdot \frac{3 a + 1}{a + 1}$

Step 1.2

Rewrite the expression.

$(a - 1) \cdot \frac{1}{a + 1}$

Step 2

Multiply $a - 1$ by $\frac{1}{a + 1}$ .

$\frac{a - 1}{a + 1}$