$200 - (6 x $19.98) = $120.12 ;
The change in Sandy's bank account can be represented by the expression 200 - (6*19.98). After calculating, we find that the account balance remaining after the checks are cashed would be $80.12. ;
The expression for the change in Sandy's bank account after writing the checks is 200 − ( 6 × 19.98 ) . After writing and cashing the checks, her account balance is $80.12.
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