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    Work: Find the solution of equation （31542676.48-x）*0.11 = 3154267.65 .
    Question type: Equation
    Solution:Original question:

(

788566912 25

−

x

)

×

11 100

=

63085353 20

    Remove the bracket on the left of the equation:

Left side of the equation =

788566912 25

×

11 100

−

x

×

11 100

=

2168559008 625

−

x

×

11 100

    The equation is transformed into :

2168559008 625

−

11 100

x

=

63085353 20

    Transposition :

-

11 100

x

=

63085353 20

−

2168559008 625

    Combine the items on the right of the equation:

-

11 100

x

=

-

788566907 2500

    By shifting the terms and changing the symbols on toth sides of the equation, we obtain :

788566907 2500

=

11 100

x

    If the left side of the equation is equal to the right side, then the right side must also be equal to the left side, that is :

11 100

x

=

788566907 2500

    The coefficient of the unknown number is reduced to 1 :

x

=

788566907 2500

÷

11 100

=

788566907 2500

×

100 11

=

788566907 25

×

1 11

    We obtained :

x

=

788566907 275

    This is the solution of the equation.

    Convert the result to decimal form :

x

=

2867516.025455

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