Finite Math Examples

$\frac{5 a}{3} + \frac{4 a}{3}$

Step 1

Combine the numerators over the common denominator.

$\frac{5 a + 4 a}{3}$

Step 2

Rewrite $\frac{5 a + 4 a}{3}$ in a factored form.

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Step 2.1

Add $5 a$ and $4 a$ .

$\frac{9 a}{3}$

Step 2.2

Reduce the expression by cancelling the common factors.

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Step 2.2.1

Reduce the expression $\frac{9 a}{3}$ by cancelling the common factors.

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Step 2.2.1.1

Factor $3$ out of $9 a$ .

$\frac{3 (3 a)}{3}$

Step 2.2.1.2

Factor $3$ out of $3$ .

$\frac{3 (3 a)}{3 (1)}$

Step 2.2.1.3

Cancel the common factor.

$\frac{3 (3 a)}{3 \cdot 1}$

Step 2.2.1.4

Rewrite the expression.

$\frac{3 a}{1}$

Step 2.2.2

Divide $3 a$ by $1$ .

$3 a$