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    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 11.63*3.14*0.4(x-20) = (2*3.14*0.1185*(4.1744-x))/0.28768 .
    Question type: Equation
    Solution:Original question:
     
1163
100
×
157
50
×
2
5
( x 20) = (2 ×
157
50
×
237
2000
(
2609
625
x )) ÷
899
3125
     Left side of the equation =
182591
12500
( x 20)
    The equation is transformed into :
     
182591
12500
( x 20) = (2 ×
157
50
×
237
2000
(
2609
625
x )) ÷
899
3125
    Remove the bracket on the left of the equation:
     Left side of the equation =
182591
12500
x
182591
12500
× 20
                                             =
182591
12500
x
182591
625
    The equation is transformed into :
     
182591
12500
x
182591
625
= (2 ×
157
50
×
237
2000
(
2609
625
x )) ÷
899
3125
    Remove the bracket on the right of the equation:
     Right side of the equation = 2 ×
157
50
×
237
2000
(
2609
625
x ) ×
3125
899
                                               =
37209
14384
(
2609
625
x )
                                               =
37209
14384
×
2609
625
37209
14384
x
                                               =
97078281
8990000
37209
14384
x
    The equation is transformed into :
     
182591
12500
x
182591
625
=
97078281
8990000
37209
14384
x

    Transposition :
     
182591
12500
x +
37209
14384
x =
97078281
8990000
+
182591
625

    Combine the items on the left of the equation:
     
772875361
44950000
x =
97078281
8990000
+
182591
625

    
        x≈17.619058 , keep 6 decimal places
    
    There are 1 solution(s).


解一元一次方程的详细方法请参阅:《一元一次方程的解法》



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