Pre-Algebra Examples

$- 18 = x + 7$

Step 1

Rewrite the equation as $x + 7 = - 18$ .

$x + 7 = - 18$

Step 2

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

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Step 2.1

Subtract $7$ from both sides of the equation.

$x = - 18 - 7$

Step 2.2

Subtract $7$ from $- 18$ .

$x = - 25$