Algebra Examples

$- 4 = - 2 y$

Step 1

The slope-intercept form is $y = m x + b$ , where $m$ is the slope and $b$ is the y-intercept.

$y = m x + b$

Step 2

Rewrite in slope-intercept form.

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Step 2.1

Rewrite the equation as $- 2 y = - 4$ .

$- 2 y = - 4$

Step 2.2

Divide each term in $- 2 y = - 4$ by $- 2$ and simplify.

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Step 2.2.1

Divide each term in $- 2 y = - 4$ by $- 2$ .

$\frac{- 2 y}{- 2} = \frac{- 4}{- 2}$

Step 2.2.2

Simplify the left side.

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Step 2.2.2.1

Cancel the common factor of $- 2$ .

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Step 2.2.2.1.1

Cancel the common factor.

$\frac{- 2 y}{- 2} = \frac{- 4}{- 2}$

Step 2.2.2.1.2

Divide $y$ by $1$ .

$y = \frac{- 4}{- 2}$

Step 2.2.3

Simplify the right side.

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Step 2.2.3.1

Divide $- 4$ by $- 2$ .

$y = 2$