Given:
The equation is
[tex]x+\dfrac{4}{5}=45[/tex]
To find:
The value of x.
Solution:
We have,
[tex]x+\dfrac{4}{5}=45[/tex]
Isolating the variable, we get
[tex]x=45-\dfrac{4}{5}[/tex]
[tex]x=\dfrac{225-4}{5}[/tex]
[tex]x=\dfrac{221}{5}[/tex]
[tex]x=44.2[/tex]
Therefore, the value of x is 44.2.