Answer:
Hey
Step-by-step explanation:
I beleve you answer is 10 because 3 time 10 equals 30 and the question sais "3 times longer"
The value of the function is the Y value where the line crosses the given X value.
When X is at -2, the line is on Y = 3
The answer would be y =3
You didn’t finish asking the question. So I will say they work differently at different paces.