Mathematics, 16.11.2019 02:31 genyjoannerubiera

Solve the following system of equations. -3x + 5y = 80 x + 5y = 40 a. x = -10, y = 10 b. x = 2, y = 17.2 c. x = 8, y = 6.4 d. x = 10, y = -10

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Solve the following system of equations. -3x + 5y = 80 x + 5y = 40 a. x = -10, y = 10 b. x = 2, y =...

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