2025camerencarter 2025camerencarter 12-05-2021 Mathematics contestada Which of the following equations has infinitely many solutions? A. 5x + 3 = 3x + 9 B. 3(x + 5) + 3 = 9x + 3(x + 3) C. 3x + 5(3x + 9) = 18x + 45 D. 3x + 5 = 3