Pre-Algebra Examples

$y = - 2 x - 3$

Step 1

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

$- 2 x - 3 = y$

Step 2

Add $3$ to both sides of the equation.

$- 2 x = y + 3$

Step 3

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

Tap for more steps...

Step 3.1

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

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

Step 3.2

Simplify the left side.

Tap for more steps...

Step 3.2.1

Cancel the common factor of $- 2$ .

Tap for more steps...

Step 3.2.1.1

Cancel the common factor.

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

Step 3.2.1.2

Divide $x$ by $1$ .

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

Step 3.3

Simplify the right side.

Tap for more steps...

Step 3.3.1

Simplify each term.

Tap for more steps...

Step 3.3.1.1

Move the negative in front of the fraction.

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

Step 3.3.1.2

Move the negative in front of the fraction.

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