Mathematics
         
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On line Solution of Monovariate Equation:
    Input any unary equation directly, and then click the "Next" button to obtain the solution of the equation.
    It supports equations that contain mathematical functions.
    Current location:Equations > Monovariate Equation > The history of univariate equation calculation > Answer

    Overview: 1 questions will be solved this time.Among them
           ☆1 equations

[ 1/1 Equation]
    Work: Find the solution of equation 6155 = 【(220+260)*21-x】*0.9 .
    Question type: Equation
    Solution:Original question:
     6155 = ((220 + 260) × 21 x ) ×
9
10
    Remove the bracket on the right of the equation:
     Right side of the equation = (220 + 260) × 21 ×
9
10
x ×
9
10
                                               = (220 + 260) ×
189
10
x ×
9
10
                                               = 220 ×
189
10
+ 260 ×
189
10
9
10
x
                                               = 4158 + 4914
9
10
x
                                               = 9072
9
10
x
    The equation is transformed into :
     6155 = 9072
9
10
x

    Transposition :
     
9
10
x = 90726155

    Combine the items on the right of the equation:
     
9
10
x = 2917

    The coefficient of the unknown number is reduced to 1 :
      x = 2917 ÷
9
10
        = 2917 ×
10
9

    We obtained :
      x =
29170
9
    This is the solution of the equation.

    Convert the result to decimal form :
      x = 3241.111111



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