Algebra Examples

$\frac{7 b}{4} - \frac{3 b}{4}$

Step 1

Combine the numerators over the common denominator.

$\frac{7 b - 3 b}{4}$

Step 2

Subtract $3 b$ from $7 b$ .

$\frac{4 b}{4}$

Step 3

Cancel the common factor of $4$ .

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Step 3.1

Cancel the common factor.

$\frac{4 b}{4}$

Step 3.2

Divide $b$ by $1$ .

$b$