Hi there! Hopefully this helps!
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<h2>Answer: r = 7.</h2><h2>~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~</h2>

Swap sides so that all variable terms are on the left hand side.

Subtract 10 from both sides.

<h2>Subtract 10 from 17 to get, you guessed it, 7!</h2>
You can make total first votes be 10 points and total second votes worth 5 points. So goldfish’s overall score would be 7x10 + 8x5 which is 110
If u do the same thing for the rest
Hamster= 75
Turtle = 115
So turtle is the winner
Answer:
Step-by-step explanation:
I don't know what you mean by formula but I will simplify the surd for you.

Ef=19, as given in the question.