Answer: 13
Step-by-step explanation:
First, you add them all up which is 8+10+12+15+15+18 which is 78. Then, you divide by how much number there is which here is 6. So, I divided 78 by 6 and got 13.
Answer:
x is 120.104121495
Step-by-step explanation:
because you can square out the equation and get x
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Answer:
-20
Step-by-step explanation: