Which of the following equations have infinitley many solutions? A. -19x -19 = -19x +19 B. -19x - 19 = -19x -19 C. -19x + 19 = -19x + 91 D. -19x -38 = -19x -38

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

10 points? me . its important ‼️‼️

Having a hard time understanding this question (see attachment).