Finite Math Examples

$27 + x = 2 x$

Step 1

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

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Step 1.1

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

$27 + x - 2 x = 0$

Step 1.2

Subtract $2 x$ from $x$ .

$27 - x = 0$

Step 2

Subtract $27$ from both sides of the equation.

$- x = - 27$

Step 3

Divide each term in $- x = - 27$ by $- 1$ and simplify.

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Step 3.1

Divide each term in $- x = - 27$ by $- 1$ .

$\frac{- x}{- 1} = \frac{- 27}{- 1}$

Step 3.2

Simplify the left side.

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Step 3.2.1

Dividing two negative values results in a positive value.

$\frac{x}{1} = \frac{- 27}{- 1}$

Step 3.2.2

Divide $x$ by $1$ .

$x = \frac{- 27}{- 1}$

Step 3.3

Simplify the right side.

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Step 3.3.1

Divide $- 27$ by $- 1$ .

$x = 27$