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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 (153+430.5)/31*x+225/31*(x+15)+43/31(x+30) = 907 .
    Question type: Equation
    Solution:Original question:
     (153 +
861
2
) ÷ 31 × x + 225 ÷ 31 × ( x + 15) + 43 ÷ 31 × ( x + 30) = 907
     Left side of the equation = (153 +
861
2
) ×
1
31
 x +
225
31
( x + 15) +
43
31
( x + 30)
    The equation is transformed into :
     (153 +
861
2
) ×
1
31
 x +
225
31
( x + 15) +
43
31
( x + 30) = 907
    Remove the bracket on the left of the equation:
     Left side of the equation = 153 ×
1
31
 x +
861
2
 ×
1
31
 x +
225
31
( x + 15) +
43
31
( x + 30)
                                             =
153
31
 x +
861
62
 x +
225
31
( x + 15) +
43
31
( x + 30)
                                             =
1167
62
 x +
225
31
( x + 15) +
43
31
( x + 30)
                                             =
1167
62
 x +
225
31
 x +
225
31
 × 15 +
43
31
( x + 30)
                                             =
1167
62
 x +
225
31
 x +
3375
31
 +
43
31
( x + 30)
                                             =
1617
62
 x +
3375
31
 +
43
31
( x + 30)
                                             =
1617
62
 x +
3375
31
 +
43
31
 x +
43
31
 × 30
                                             =
1617
62
 x +
3375
31
 +
43
31
 x +
1290
31
                                             =
1703
62
 x +
4665
31
    The equation is transformed into :
     
1703
62
 x +
4665
31
 = 907

    Transposition :
     
1703
62
 x = 907 −
4665
31

    Combine the items on the right of the equation:
     
1703
62
 x =
23452
31

    The coefficient of the unknown number is reduced to 1 :
      x =
23452
31
 ÷
1703
62
        =
23452
31
 ×
62
1703
        = 1804 ×
2
131

    We obtained :
      x =
3608
131
    This is the solution of the equation.

    Convert the result to decimal form :
      x = 27.541985



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