Given the series of equations and expressions provided, it appears that they are unrelated and potentially incorrect or incomplete. Here is a more coherent mathematical task based on the provided expressions:

Simplify or solve the following expressions:

1. [tex]\(\frac{14}{15}\)[/tex]
2. [tex]\(1408 - 15\)[/tex]
3. [tex]\(14.99s + 15y\)[/tex]
4. [tex]\(11000 - 153\)[/tex]

(Note: The first expression [tex]\(\frac{14}{15} = 9\)[/tex] seems to be incorrect since [tex]\(\frac{14}{15}\)[/tex] is not equal to 9. It has been rewritten to simplify [tex]\(\frac{14}{15}\)[/tex].)

Of course! Let's go through each part of the question step by step.

1. Comparing the fraction [tex]\(\frac{14}{15}\)[/tex] to 9:
[tex]\[
\frac{14}{15} \approx 0.9333
\][/tex]
Clearly, [tex]\(\frac{14}{15}\)[/tex] is not equal to 9. It is approximately 0.9333 when evaluated.

2. Subtracting 15 from 1408:
[tex]\[
1408 - 15 = 1393
\][/tex]

3. Handling the expression [tex]\(14.99s + 15y\)[/tex]:
This is an algebraic expression that involves the variables [tex]\(s\)[/tex] and [tex]\(y\)[/tex]. Without specific values for [tex]\(s\)[/tex] and [tex]\(y\)[/tex], we cannot simplify it further. The expression remains:
[tex]\[
14.99s + 15y
\][/tex]

4. Subtracting 153 from 11000:
[tex]\[
11000 - 153 = 10847
\][/tex]

So, putting everything together, the evaluated results are:

1. [tex]\(\frac{14}{15} \approx 0.9333\)[/tex]
2. [tex]\(1408 - 15 = 1393\)[/tex]
3. The expression remains [tex]\(14.99s + 15y\)[/tex] as it is.
4. [tex]\(11000 - 153 = 10847\)[/tex]

These calculations lead us to the following results:
[tex]\[
(0.9333, 1393, 14.99s + 15y, 10847)
\][/tex]

I hope this helps! If you have any more questions, feel free to ask.