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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 (x+3/5)*(x-19/6)+7/3 = 0 .
    Question type: Equation
    Solution:Original question:
     ( x + 3 ÷ 5)( x 19 ÷ 6) + 7 ÷ 3 = 0
     Left side of the equation = ( x + 3 ÷ 5)( x 19 ÷ 6) +
7
3
    The equation is transformed into :
     ( x + 3 ÷ 5)( x 19 ÷ 6) +
7
3
= 0
    Remove the bracket on the left of the equation:
     Left side of the equation = x ( x 19 ÷ 6) + 3 ÷ 5 × ( x 19 ÷ 6) +
7
3
                                             = x ( x 19 ÷ 6) +
3
5
( x 19 ÷ 6) +
7
3
                                             = x x x × 19 ÷ 6 +
3
5
( x 19 ÷ 6) +
7
3
                                             = x x x ×
19
6
+
3
5
( x 19 ÷ 6) +
7
3
                                             = x x
19
6
x +
3
5
x
3
5
× 19 ÷ 6 +
7
3
                                             = x x
19
6
x +
3
5
x
19
10
+
7
3
                                             = x x
77
30
x +
13
30
    The equation is transformed into :
      x x
77
30
x +
13
30
= 0

    The solution of the equation:
        x1≈0.181693 , keep 6 decimal places
        x2≈2.384974 , keep 6 decimal places
    
    There are 2 solution(s).


解程的详细方法请参阅:《方程的解法》



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