Basic Math Examples

$\frac{k - 7}{3} = 12$

Step 1

Multiply both sides of the equation by $3$ .

$3 \frac{k - 7}{3} = 3 \cdot 12$

Step 2

Simplify both sides of the equation.

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Step 2.1

Simplify the left side.

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Step 2.1.1

Cancel the common factor of $3$ .

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Step 2.1.1.1

Cancel the common factor.

$3 \frac{k - 7}{3} = 3 \cdot 12$

Step 2.1.1.2

Rewrite the expression.

$k - 7 = 3 \cdot 12$

Step 2.2

Simplify the right side.

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Step 2.2.1

Multiply $3$ by $12$ .

$k - 7 = 36$

Step 3

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

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Step 3.1

Add $7$ to both sides of the equation.

$k = 36 + 7$

Step 3.2

Add $36$ and $7$ .

$k = 43$