The answer is -8/15 because you need to cancel out the variables first
Answer:
68.73%
Step-by-step explanation:
We have the insurance coverage amount for men of 30 years and for women of 50 years. Therefore, to find the percentage that represents the cost of coverage of the 50-year-old woman based on the cost of coverage of the man, we need to perform the following operation:

Where:
: cost of coverage for a woman of 50 years.
: coverage cost for a 30-year-old man.


Finally
represents 68.73% of 
Answer:
b=−12
Step-by-step explanation:

Here's the solution ~



Now we will use this identity in denominator
[ a² - b² = (a + b)(a - b) ]

