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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.
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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 (0.625+0.007x)*(2+0.036x)+(0.375-0.007x)*(1) = 0 .
    Question type: Equation
    Solution:Original question:
     (
5
8
+
7
1000
x )(2 +
9
250
x ) + (
3
8
7
1000
x )(1) = 0
    Remove the bracket on the left of the equation:
     Left side of the equation =
5
8
(2 +
9
250
x ) +
7
1000
x (2 +
9
250
x ) + (
3
8
7
1000
x )(1)
                                             =
5
8
× 2 +
5
8
×
9
250
x +
7
1000
x (2 +
9
250
x ) + (
3
8
7
1000
x )(1)
                                             =
5
4
+
9
400
x +
7
1000
x (2 +
9
250
x ) + (
3
8
7
1000
x )(1)
                                             =
5
4
+
9
400
x +
7
1000
x × 2 +
7
1000
x ×
9
250
x + (
3
8
7
1000
x )(1)
                                             =
5
4
+
9
400
x +
7
500
x +
63
250000
x x + (
3
8
7
1000
x )(1)
                                             =
5
4
+
73
2000
x +
63
250000
x x + (
3
8
7
1000
x )(1)
                                             =
5
4
+
73
2000
x +
63
250000
x x +
3
8
(1)
7
1000
x (1)
                                             =
5
4
+
73
2000
x +
63
250000
x x +
3
8
× 1
7
1000
x (1)
                                             =
5
4
+
73
2000
x +
63
250000
x x +
3
8
7
1000
x (1)
                                             =
13
8
+
73
2000
x +
63
250000
x x
7
1000
x (1)
                                             =
13
8
+
73
2000
x +
63
250000
x x
7
1000
x × 1
                                             =
13
8
+
73
2000
x +
63
250000
x x
7
1000
x
                                             =
13
8
+
59
2000
x +
63
250000
x x
    The equation is transformed into :
     
13
8
+
59
2000
x +
63
250000
x x = 0
    This equation has no real solution!


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