19.18/2.8= 6.85 hours or rounded it would be 7 hours
Answer:

Step-by-step explanation:
Replace y with f(x).

Swap x and y and solve for y



Answer: this is Judy Heckman you answered a question about a parabola graph and someone went off of it before I could study it. Help thanks
Step-by-step explanation:
Answer:
5(2x + 3)
Step-by-step explanation:

This will be an obtuse angled triangle because one angle is greater than 90 degrees.