At 1 on the family resumes their trip and they reach Helena at 5 pm the total distance from the family home to Helena is 485 miles. Including the 30 minute lunch stop, what is the average speed over the entire trip?

sorry not an answer, but i have the same question. if you can, may you let me know the answer if you get it.

Step-by-step explanation:

step-by-step explanation:

f(x)=2x^2 -1 

translation is a function transformation that transform the function in a way of translating. by translating the function its graph is moved  up an down. moving the function f(x) 2 units to the left will be the new function g(x) with the equation: g(x)=f(x+2)=2(x+2)^2 -1

c

step-by-step explanation: