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Sean_Mason - 25.01.2016 20:05Solve the system of equations. x + 3y = −1 2x + 2y = 6
Alexa_78 - 25.01.2016 20:08-2(x + 3y = -1) = -2x - 6y = 2 -2x - 6y = 2 + 2x + 2y = 6 = -4y = 8 y = -2 2x -4 = 6 2x = 10 x = 5 The final answer is (5; -2)
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