Basic Math Examples

$3 (a + 2 b) + 7 (a + b)$

Step 1

Simplify each term.

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Step 1.1

Apply the distributive property.

$3 a + 3 (2 b) + 7 (a + b)$

Step 1.2

Multiply $2$ by $3$ .

$3 a + 6 b + 7 (a + b)$

Step 1.3

Apply the distributive property.

$3 a + 6 b + 7 a + 7 b$

$3 a + 6 b + 7 a + 7 b$

Step 2

Simplify by adding terms.

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Step 2.1

Add $3 a$ and $7 a$ .

$10 a + 6 b + 7 b$

Step 2.2

Add $6 b$ and $7 b$ .

$10 a + 13 b$

$10 a + 13 b$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$