Answer:
[tex]x = \frac{180}{10}[/tex] (fractional form), [tex]18.000[/tex] (approximate form).
Step-by-step explanation:
The decimal representation of 18 is given in two form, a fractional one and an aproximate one.
Fractional form:
[tex]x = 18 \cdot \left(\frac{10}{10} \right)[/tex]
[tex]x = \frac{180}{10}[/tex]
Approximate form:
[tex]18.000[/tex]