Basic Math Examples

$12.5 + 6 s = 71$

Step 1

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

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Step 1.1

Subtract $12.5$ from both sides of the equation.

$6 s = 71 - 12.5$

Step 1.2

Subtract $12.5$ from $71$ .

$6 s = 58.5$

Step 2

Divide each term in $6 s = 58.5$ by $6$ and simplify.

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Step 2.1

Divide each term in $6 s = 58.5$ by $6$ .

$\frac{6 s}{6} = \frac{58.5}{6}$

Step 2.2

Simplify the left side.

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Step 2.2.1

Cancel the common factor of $6$ .

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Step 2.2.1.1

Cancel the common factor.

$\frac{6 s}{6} = \frac{58.5}{6}$

Step 2.2.1.2

Divide $s$ by $1$ .

$s = \frac{58.5}{6}$

Step 2.3

Simplify the right side.

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Step 2.3.1

Divide $58.5$ by $6$ .

$s = 9.75$