how to solve this trigonometric equations?

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Mohamed ahmed
Mohamed ahmed 2018-4-15
评论： Walter Roberson 2018-4-15
i want to solve these 3 equations that have 3 symbols x, y and z
360.1265265*(cos(x)+cos(y)+cos(z))=220;
cos(3*x)+cos(3*y)+cos(3*z)=0;
cos(5*x)+cos(5*y)+cos(5*z)=0;
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Walter Roberson
Walter Roberson 2018-4-15
I see that you edited the question to remove the formatting I had added in, but your equations are exactly the same as in your previous Question, so you need to explain why this is a new Question and why you did not respond to the previous suggestions.

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