Noel has an initial account balance of $4,000. For the next five months, her account balance increases by $1,000 per month. After that, her account balance, b, decreases by $1,000 per month, t. Which statements are true for this situation? The equation that models the account balance is b=-11,000-5,000 | +9,000. The equation that models the account balance is b=-11,000-9,000 | +9,000. The equation that models the account balance is b=-11,000t-9,000 | +4,000. Noel's account balance will be $7,000 in 3 months and 7 months. Noel's account balance will be $7,000 in 7 months and 11 months.