Peggy andrews has a charge account at davis jewelers, which uses the unpaid-balance method of computing finance charges. the periodic rate is 1.75%. peggy’s previous balance is $9,472.08. she had payments and credits of $250.00. her new purchase of $45.00 was not included in the finance charge calculation. what is the new account balance including the new purchase? (hint: calculate finance charge before adding $45.00 to the balance.)