awalker6777 awalker6777 26-05-2023 Mathematics contestada Which of the following is true. Select all that are true. U (57 = -13 mod 7) and (235 = 23 mod 13) 57 = 13 mod 7 2-14 = -28 mod 7 (-14 = -28 mod 7) or (235 = 23 mod 13) 235 = 23 mod 13