Mathematics, 16.07.2019 03:00 googoo4

Which systems of equations has a solution of approximately -2,7 , -1,2 a. 4x - 5y = -5 and 3x + 10y = - 20 b. 4x - 5y = 5 and 3x + 10y = 20 c. 4x - 5y = 5 and 3x + 10y = - 20 d. 4x - 5y = -5 and 3x + 10y = 20

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Which systems of equations has a solution of approximately -2,7 , -1,2 a. 4x - 5y = -5 and 3x + 10y...