Question 324717
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*[tex \LARGE \ \ \ \ \ \ \ \ \ \ 2x\ -\ b\ -\ y\ =\ 0]


Add *[tex \Large b] to both sides:


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ 2x\ -\ y\ =\ b]


John
*[tex \LARGE e^{i\pi} + 1 = 0]
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