Answer:
11 = x
Step-by-step explanation:
The given angles are alternate interior angles so they have same measurement
66 = 6x divide both sides by 6
11 = x

This is because 
And 
For this reason, 
Positive indices mean we have to multiply the same number twice or thrice based on the value of the index. On the other hand, negative indices mean we have to divide by the same number twice or thrice based on the value of the index.
Answer:
$96.50
Step-by-step explanation: