Pre-Algebra Examples

$2.7 x + 1 = - 3$

Move all terms not containing $x$ to the right side of the equation.

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Subtract $1$ from both sides of the equation.

$2.7 x = - 1 - 3$

Subtract $3$ from $- 1$ .

$2.7 x = - 4$

Divide each term by $2.7$ and simplify.

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Divide each term in $2.7 x = - 4$ by $2.7$ .

$\frac{2.7 x}{2.7} = - \frac{4}{2.7}$

Cancel the common factor of $2.7$ .

$x = - \frac{4}{2.7}$

Simplify the right side of the equation.

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Divide $4$ by $2.7$ .

$x = - 1 \cdot 1.\overline{481}$

Multiply $- 1$ by $1.\overline{481}$ .

$x = - 1.\overline{481}$

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