Answer:
13.7142857143
Step-by-step explanation:
so just 13
I think, not 100% sure, but I think it is square root (A/4pi)=r
Answer:
The equation would be:
In the attachment!!!
<em>Hope this helps!!!</em>
<em>
</em>
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Answer:
7k
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Step-by-step explanation:
We are trying to combine like terms with the expression: -k - ( - 8k)
We are pretty much solving it.
Solve:
-k - ( - 8k)
The "- ( -" turns into a plus sign.
So it would look like:
-k - -8k or -k + 8k
Now, you would finish solving
-k + 8k = 7k
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