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

[ 1/1 Equation]
    Work: Find the solution of equation (98-0.18*x)(294-0.27*x)(441-0.27*x)-196*196*(98-0.18*x)-98*98*(441-0.27*x) = 0 .
    Question type: Equation
    Solution:Original question:
     (98
9
50
x )(294
27
100
x )(441
27
100
x )196 × 196(98
9
50
x )98 × 98(441
27
100
x ) = 0
     Left side of the equation = (98
9
50
x )(294
27
100
x )(441
27
100
x )38416(98
9
50
x )9604(441
27
100
x )
    The equation is transformed into :
     (98
9
50
x )(294
27
100
x )(441
27
100
x )38416(98
9
50
x )9604(441
27
100
x ) = 0
    Remove the bracket on the left of the equation:
     Left side of the equation = 98(294
27
100
x )(441
27
100
x )
9
50
x (294
27
100
x )(441
27
100
x )38416(98
9
50
x )9604(441
27
100
x )
                                             = 98 × 294(441
27
100
x )98 ×
27
100
x (441
27
100
x )
9
50
x (294
27
100
x )(441
27
100
x )38416
                                             = 28812(441
27
100
x )
1323
50
x (441
27
100
x )
9
50
x (294
27
100
x )(441
27
100
x )38416(98
9
50
x )9604
                                             = 28812 × 44128812 ×
27
100
x
1323
50
x (441
27
100
x )
9
50
x (294
27
100
x )(441
27
100
x )
                                             = 12706092
194481
25
x
1323
50
x (441
27
100
x )
9
50
x (294
27
100
x )(441
27
100
x )38416(98
9
50
x )
                                             = 12706092
194481
25
x
1323
50
x × 441 +
1323
50
x ×
27
100
x
9
50
x
                                             = 12706092
194481
25
x
583443
50
x +
35721
5000
x x
9
50
x (294
27
100
x )(441
27
100
x )
                                             = 12706092
194481
10
x +
35721
5000
x x
9
50
x (294
27
100
x )(441
27
100
x )38416(98
9
50
x )
                                             = 12706092
194481
10
x +
35721
5000
x x
9
50
x × 294(441
27
100
x ) +
9
50
x
                                             = 12706092
194481
10
x +
35721
5000
x x
1323
25
x (441
27
100
x ) +
243
5000
x x
                                             = 12706092
194481
10
x +
35721
5000
x x
1323
25
x × 441 +
1323
25
x ×
27
100
                                             = 12706092
194481
10
x +
35721
5000
x x
583443
25
x +
35721
2500
x x +
243
5000
                                             = 12706092
2139291
50
x +
35721
5000
x x +
35721
2500
x x +
243
5000
x x
                                             = 12706092
2139291
50
x +
35721
5000
x x +
35721
2500
x x +
243
5000
x x
                                             = 12706092
2139291
50
x +
35721
5000
x x +
35721
2500
x x +
107163
5000
x x
                                             = 12706092
2139291
50
x +
35721
5000
x x +
35721
2500
x x +
107163
5000
x x
                                             = 12706092
2139291
50
x +
35721
5000
x x +
35721
2500
x x +
107163
5000
x x
                                             = 8941324
1793547
50
x +
35721
5000
x x +
35721
2500
x x +
107163
5000
x x
                                             = 8941324
1793547
50
x +
35721
5000
x x +
35721
2500
x x +
107163
5000
x x
                                             = 8941324
1793547
50
x +
35721
5000
x x +
35721
2500
x x +
107163
5000
x x
                                             = 4705960
1663893
50
x +
35721
5000
x x +
35721
2500
x x +
107163
5000
x x
    The equation is transformed into :
     4705960
1663893
50
x +
35721
5000
x x +
35721
2500
x x +
107163
5000
x x = 0

    
        x=
4900
27
    
    There are 1 solution(s).


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