Basic Math Examples

$3 u + 9 v - 7 (4 u - 2 v)$

Step 1

Simplify each term.

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Step 1.1

Apply the distributive property.

$3 u + 9 v - 7 (4 u) - 7 (- 2 v)$

Step 1.2

Multiply $4$ by $- 7$ .

$3 u + 9 v - 28 u - 7 (- 2 v)$

Step 1.3

Multiply $- 2$ by $- 7$ .

$3 u + 9 v - 28 u + 14 v$

$3 u + 9 v - 28 u + 14 v$

Step 2

Simplify by adding terms.

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Step 2.1

Subtract $28 u$ from $3 u$ .

$- 25 u + 9 v + 14 v$

Step 2.2

Add $9 v$ and $14 v$ .

$- 25 u + 23 v$

$- 25 u + 23 v$

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