2x - y = - 4→10x - 5y = - 20 3x 5y = 59→3x 5y = 59 13x = 39 which equation can replace 3x 5y = 59 in the original system and still produce the same solution? 2x - y = - 4 10x - 5y = - 20 7x = 39 13x = 39
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Home » Mathematics » 2x - y = - 4→10x - 5y = - 20 3x 5y = 59→3x 5y = 59 13x = 39 which equation can replace 3x 5y = 59 in the original system and still produce the same solution? 2x - y = - 4 10x - 5y = - 20 7x = 39 13x = 39