The equation y = -20x + 275 represents the balance of Cassie's bank account y after x months. Which of the following statements regarding Cassie's account is not true? The rate of change of the function is the slope of the line, -20.
The rate of change of the function is the slope of the line, -20.

The initial value of the function is the y-intercept of the line, 275.
The initial value of the function is the y-intercept of the line, 275.

Initially, Cassie has $20 in her account.
Initially, Cassie has $20 in her account.

Each month after the initial month, Cassie withdraws $20 from the account.
Please help