Pre-Algebra Examples

$- 3 = 2 x - 0$

Step 1

Rewrite the equation as $2 x - 0 = - 3$ .

$2 x - 0 = - 3$

Step 2

Subtract $0$ from $2 x$ .

$2 x = - 3$

Step 3

Divide each term in $2 x = - 3$ by $2$ and simplify.

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Step 3.1

Divide each term in $2 x = - 3$ by $2$ .

$\frac{2 x}{2} = \frac{- 3}{2}$

Step 3.2

Simplify the left side.

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Step 3.2.1

Cancel the common factor of $2$ .

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Step 3.2.1.1

Cancel the common factor.

$\frac{2 x}{2} = \frac{- 3}{2}$

Step 3.2.1.2

Divide $x$ by $1$ .

$x = \frac{- 3}{2}$

$x = \frac{- 3}{2}$

$x = \frac{- 3}{2}$

Step 3.3

Simplify the right side.

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Step 3.3.1

Move the negative in front of the fraction.

$x = - \frac{3}{2}$

$x = - \frac{3}{2}$

$x = - \frac{3}{2}$

Step 4

The result can be shown in multiple forms.

Exact Form:

$x = - \frac{3}{2}$

Decimal Form:

$x = - 1.5$

Mixed Number Form:

$x = - 1 \frac{1}{2}$

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