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    Work: Find the solution of equation x-x/1.06*6.72% = 300000 .
    Question type: Equation
    Solution:Original question:

x

−

x

÷

53 50

×

168 2500

=

300000

Left side of the equation =

x

−

x

×

84 1325

=

1241 1325

x

    The equation is transformed into :

1241 1325

x

=

300000

    The coefficient of the unknown number is reduced to 1 :

x

=

300000

÷

1241 1325

=

300000

×

1325 1241

    We obtained :

x

=

397500000 1241

    This is the solution of the equation.

    Convert the result to decimal form :

x

=

320306.204674

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