Algebra Examples

3 (x + 2) = 12

$3 (x + 2) = 12$

Step 1

Divide each term in

3 (x + 2) = 12

$3 (x + 2) = 12$ by

3

$3$ and simplify.

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Step 1.1

Divide each term in

3 (x + 2) = 12

$3 (x + 2) = 12$ by

3

$3$ .

\frac{3 (x + 2)}{3} = \frac{12}{3}

$\frac{3 (x + 2)}{3} = \frac{12}{3}$

Step 1.2

Simplify the left side.

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Step 1.2.1

Cancel the common factor of

3

$3$ .

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Step 1.2.1.1

Cancel the common factor.

$\frac{3 (x + 2)}{3} = \frac{12}{3}$

Step 1.2.1.2

Divide

$x + 2$ by

$1$ .

$x + 2 = \frac{12}{3}$

$x + 2 = \frac{12}{3}$

$x + 2 = \frac{12}{3}$

Step 1.3

Simplify the right side.

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Step 1.3.1

Divide

$12$ by

$3$ .

$x + 2 = 4$

$x + 2 = 4$

$x + 2 = 4$

Step 2

Move all terms not containing

$x$ to the right side of the equation.

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Step 2.1

Subtract

$2$ from both sides of the equation.

$x = 4 - 2$

Step 2.2

Subtract

$2$ from

$4$ .

$x = 2$

$x = 2$

$3 (x + 2) = 12$

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