Answer:
This is a hard question I’m not sure
Step-by-step explanation:
Answer:
<h2>A) a - 1 and B) a + 2</h2>
Step-by-step explanation:

Answer:
20 years old
Step-by-step explanation:
Let us assume that the son's age is x.
Therefore,
2.5x = 55 - 5
2.5x = 50
x = 20 years old
hope this helps :)
Answer:
(1,-3)
Step-by-step explanation: