Algebra Examples

, ,
Step 1
When three variable quantities have a constant ratio, their relationship is called a direct variation. It is said that one variable varies directly as the other two vary. The formula for direct variation is , where is the constant of variation.
Step 2
Solve the equation for , the constant of variation.
Step 3
Replace the variables , , and with the actual values.
Step 4
Raise to the power of .
Step 5
Simplify the expression.
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Step 5.1
Multiply by .
Step 5.2
Move the negative in front of the fraction.
Step 6
Write the equation of variation such that , replacing with the .
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