could somebody please help me(adsbygoogle = window.adsbygoogle || []).push({});

the two equations are

Vb -0.5FAC = 10

Hb -0.866FAC = -2

some how by combinding these two equations give the answer

1.732Vb - Hb = 19.32

Could somebody plz explain to me how this is so?

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# Need help please with combinding two equations

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