Pre-Algebra Examples

$- 36 + 2 W = - 8 W + W$

Step 1

Since $W$ is on the right side of the equation, switch the sides so it is on the left side of the equation.

$- 8 W + W = - 36 + 2 W$

Step 2

Add $- 8 W$ and $W$ .

$- 7 W = - 36 + 2 W$

Step 3

Move all terms containing $W$ to the left side of the equation.

Tap for more steps...

Step 3.1

Subtract $2 W$ from both sides of the equation.

$- 7 W - 2 W = - 36$

Step 3.2

Subtract $2 W$ from $- 7 W$ .

$- 9 W = - 36$

Step 4

Divide each term in $- 9 W = - 36$ by $- 9$ and simplify.

Tap for more steps...

Step 4.1

Divide each term in $- 9 W = - 36$ by $- 9$ .

$\frac{- 9 W}{- 9} = \frac{- 36}{- 9}$

Step 4.2

Simplify the left side.

Tap for more steps...

Step 4.2.1

Cancel the common factor of $- 9$ .

Tap for more steps...

Step 4.2.1.1

Cancel the common factor.

$\frac{- 9 W}{- 9} = \frac{- 36}{- 9}$

Step 4.2.1.2

Divide $W$ by $1$ .

$W = \frac{- 36}{- 9}$

Step 4.3

Simplify the right side.

Tap for more steps...

Step 4.3.1

Divide $- 36$ by $- 9$ .

$W = 4$