Mathematics, 05.07.2019 19:00, Wondersixeleven

Which of the following equations has infinitely many real solutions? a. 3(x - 7) = 3x + 21 b. 3x + 1 = 3x - 1 c. 3x + 1 = x - 1 d. 3(x - 7) = 3x - 21

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Which of the following equations has infinitely many real solutions? a. 3(x - 7) = 3x + 21 b. 3x +...