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lorraneb31
18.10.2020 •
Mathematics
7 – 0.2n = -0.8n + 10
What value of n makes this equation true?
Please helpp
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Ответ:
The answer to the equation is![n=5](/tpl/images/0816/9618/dfb0b.png)
First, you must add 0.8n on both sides.
Then, subtract 7 from both sides.
Finally, divide both sides by 0.6
Ответ:
c
Step-by-step explanation:
I use a little saying to help me remember. sin is Soh which is opposite over hyp, Cos is Cah adjacent over hyp, and Tan is Toa which is opposite over adjacent. hope this helped :)