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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 (162+195.5)/31*x+263.5/31*(x+15)+124/31(x+30) = 1664 .
    Question type: Equation
    Solution:Original question:
     (162 +
391
2
) ÷ 31 × x +
527
2
 ÷ 31 × ( x + 15) + 124 ÷ 31 × ( x + 30) = 1664
     Left side of the equation = (162 +
391
2
) ×
1
31
 x +
17
2
( x + 15) + 4( x + 30)
    The equation is transformed into :
     (162 +
391
2
) ×
1
31
 x +
17
2
( x + 15) + 4( x + 30) = 1664
    Remove the bracket on the left of the equation:
     Left side of the equation = 162 ×
1
31
 x +
391
2
 ×
1
31
 x +
17
2
( x + 15) + 4( x + 30)
                                             =
162
31
 x +
391
62
 x +
17
2
( x + 15) + 4( x + 30)
                                             =
715
62
 x +
17
2
( x + 15) + 4( x + 30)
                                             =
715
62
 x +
17
2
 x +
17
2
 × 15 + 4( x + 30)
                                             =
715
62
 x +
17
2
 x +
255
2
 + 4( x + 30)
                                             =
621
31
 x +
255
2
 + 4( x + 30)
                                             =
621
31
 x +
255
2
 + 4 x + 4 × 30
                                             =
621
31
 x +
255
2
 + 4 x + 120
                                             =
745
31
 x +
495
2
    The equation is transformed into :
     
745
31
 x +
495
2
 = 1664

    Transposition :
     
745
31
 x = 1664 −
495
2

    Combine the items on the right of the equation:
     
745
31
 x =
2833
2

    The coefficient of the unknown number is reduced to 1 :
      x =
2833
2
 ÷
745
31
        =
2833
2
 ×
31
745

    We obtained :
      x =
87823
1490
    This is the solution of the equation.

    Convert the result to decimal form :
      x = 58.941611



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