Where's the graph? it cant be solved without it
Answer:
12.4
Step-by-step explanation:


X can be anything you want as long as it is not 1 or -7. If you have repeated x values with different y values, then it won't be a function.
Let
be the most the manager can pay the suppliers.
Then, we know from the information given in the question that the manager needs a 30% markup based on cost.
Therefore, the guiding equation will be:

because $10 is the most people will pay for a neck warmer.
Thus, the above equation will become:




Thus, the most a manager can pay the suppliers for neck warmers and still keep the selling price at $10 is $7.69
Answer:
Option B) His teachings became government philosophy.