Question 334621
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*[tex \LARGE \ \ \ \ \ \ \ \ \ \ y\ +\ 15\ -\ c\ +\ 12\ -\ x]


Just plug in the numbers and do the arithmetic.


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ (10)\ +\ 15\ -\ (8)\ +\ 12\ -\ (7)]


The arithmetic part is yours to do.


John
*[tex \LARGE e^{i\pi} + 1 = 0]
My calculator said it, I believe it, that settles it
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