Algebra Examples

$\frac{a}{a - b} - \frac{b}{a - b}$

Step 1

Combine the numerators over the common denominator.

$\frac{a - b}{a - b}$

Step 2

Cancel the common factor of $a - b$ .

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Step 2.1

Cancel the common factor.

$\frac{a - b}{a - b}$

Step 2.2

Rewrite the expression.

$1$