Answer:
A
Step-by-step explanation:
49y² - x² ← is a difference of squares and factors in general as
a² - b² = (a - b)(a + b) , then
49y² - x²
= (7y)² - x²
= (7y - x )(7y + x) → A
The answer is 20 not 5 or 15 or 10
Answer: charging in premiums in exchange for insurance coverage???
Step-by-step explanation: