Pre-Algebra Examples

2 x + 6 = 22

$2 x + 6 = 22$

Step 1

Move all terms not containing

$x$ to the right side of the equation.

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Step 1.1

Subtract

$6$ from both sides of the equation.

$2 x = 22 - 6$

Step 1.2

Subtract

$6$ from

$22$ .

$2 x = 16$

$2 x = 16$

Step 2

Divide each term in

$2 x = 16$ by

$2$ and simplify.

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Step 2.1

Divide each term in

$2 x = 16$ by

$2$ .

$\frac{2 x}{2} = \frac{16}{2}$

Step 2.2

Simplify the left side.

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Step 2.2.1

Cancel the common factor of

$2$ .

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Step 2.2.1.1

Cancel the common factor.

$\frac{2 x}{2} = \frac{16}{2}$

Step 2.2.1.2

Divide

$x$ by

$1$ .

$x = \frac{16}{2}$

$x = \frac{16}{2}$

$x = \frac{16}{2}$

Step 2.3

Simplify the right side.

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Step 2.3.1

Divide

$16$ by

$2$ .

$x = 8$

$x = 8$

$x = 8$

$2 x + 6 = 22$

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