Hi there!
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I believe your answer is:
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Here’s why:

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Hope this helps you. I apologize if it’s incorrect.
Answer:
It's 5.
Step-by-step explanation:
Because a constant is a number next to the variable.
The answer to the equation should be in cents whereas it is in dollars which would be incorrect
10 because 8 squares plus 6 squared equals 100 and the root of 100 is ten