Mathematics, 19.05.2021 20:00 sibr4566

Which expression can you substitute for y in -2x + 2y = 8 to solve the system below [-2x + 2y = -8
[2x + y = 5

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Which expression can you substitute for y in -2x + 2y = 8 to solve the system below [-2x + 2y = -8<...