Which statements are true about the ordered pair (1,2) and the system of equations? y=-2x+4 7x-2y=3 select all that apply. A. When (1,2) is substituted into the second equation, the equation is true. B. The ordered pair (1,2) is not a solution to the system of linear equations. C. When (1,2) is substituted into the second equation, the equation is false. D. When (1,2) is substituted into the first equation, the equation is false. E. The ordered pair (1,2) is a solution to the system of linear equations. F. When (1,2) is substituted into the first equation, the equation is true
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