To find the number of visits (\(x\)) at which the cost of both payment options is equal, we can set up the following equation:
- The cost of the first option (pay-per-visit) is given by \(10x\), where \(x\) is the number of visits.
- The cost of the second option (monthly fee plus per visit fee) is given by \(32 + 6x\).
Setting these two costs equal gives us the equation: \[ 10x = 32 + 6x \]
Now, we can solve for \(x\):
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Subtract \(6x\) from both sides: \[ 10x - 6x = 32 \] \[ 4x = 32 \]
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Divide both sides by 4: \[ x = 8 \]
Thus, it would take 8 visits for the cost of the two plans to be equal.
Therefore, the correct answer is:
- \(10x = 32 + 6x;\) \(x = 8\)