Answer:
3
Step-by-step explanation:
Imagine, it's you, your dad and your grandpa. Then your father and father's father make two fathers and similarly your grandpa's son, your dad's son make two sons.
Answer:
Your graph is a parabola and needs to open down because the equation is negative. And your vertex is at (0,-4)
69............................
Answer: The expression that represents Meg's finishing time in June is "y - 10".
The problem started with Meg running in April. She had a time in April and we called it "y".
Now, Meg ran again in June. In June, she did 10 seconds faster. So it makes since that we need to subtract 10 from her April time, "y". Therefore, the expression is simply "y - 10".