Respuesta :

olemakpadu
Balance before tax = $78.89

Tax = 7.85%

Tax = 7.85%  0f 78.89

  =    (7.85/100) * 78.89        Use your calculator

  = 6.19

Balance to pay =   78.89 + 6.19 = 85.08

Balance to pay after tax = $85.08