Pre-Algebra Examples

$2 X - y - 5 = 0$

Step 1

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

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Step 1.1

Add $y$ to both sides of the equation.

$2 X - 5 = y$

Step 1.2

Add $5$ to both sides of the equation.

$2 X = y + 5$

Step 2

Divide each term in $2 X = y + 5$ by $2$ and simplify.

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Step 2.1

Divide each term in $2 X = y + 5$ by $2$ .

$\frac{2 X}{2} = \frac{y}{2} + \frac{5}{2}$

Step 2.2

Simplify the left side.

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Step 2.2.1

Cancel the common factor of $2$ .

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Step 2.2.1.1

Cancel the common factor.

$\frac{2 X}{2} = \frac{y}{2} + \frac{5}{2}$

Step 2.2.1.2

Divide $X$ by $1$ .

$X = \frac{y}{2} + \frac{5}{2}$