Mathematics, 16.12.2020 17:50 carson9373

Use substitution to find the solution to the system of equations. 5x + 7y = -29, y + x = 1 A. (-2,-3) B. (3,4) C. (-2.5,-1.5) D. (-3,-2)

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Use substitution to find the solution to the system of equations. 5x + 7y = -29, y + x = 1 A. (-2,-3...