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x/9+x=-3

x/9+x=-3 equation

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Numerical solution:

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The solution

You have entered [src] 
x         
- + x = -3
9
x9+x=−3\frac{x}{9} + x = -3
Simplify
Detail solution
Given the linear equation:
x/9+x = -3

Looking for similar summands in the left part:
10*x/9 = -3

Divide both parts of the equation by 10/9
x = -3 / (10/9)

We get the answer: x = -27/10
The graph
-17.5-15.0-12.5-10.0-7.5-5.0-2.50.02.55.07.510.0-2525
Plot the graph f1(x)
Plot the graph f2(x)
Sum and product of roots [src] 
sum
-27 
----
 10
−2710- \frac{27}{10} 
=
-27 
----
 10
−2710- \frac{27}{10} 
product
-27 
----
 10
−2710- \frac{27}{10} 
=
-27 
----
 10
−2710- \frac{27}{10} 
-27/10
Rapid solution [src] 
     -27 
x1 = ----
      10
x1=−2710x_{1} = - \frac{27}{10} 
x1 = -27/10
Numerical answer [src] 
x1 = -2.7
x1 = -2.7
The graph
x/9+x=-3 equation
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