It's not time to try and simplify it until you HAVE an equation. You won't have an equation until you write down what. V*4x is equal to.
Answer:
They walked about 125.6 meters
Step-by-step explanation:
40 is the diameter and just multiply it by 3.14
I believe is your answer
Because u plug in -2 to all x
F(x)= (-2)^2-9(-2)+2
F(x)=4+18+2
F(x)=24