-8 is the answer ........
Answer:
11x2+6x
Step-by-step explanation:
Answer:
90
Step-by-step explanation:
Step-by-step explanation:
You hiked 5400 - 3800 = 1600 feet in 4 hours so the mean change is 1600 / 4 = 400 ft/hour.
ANSWER
The three expressions are

EXPLANATION
We were given the volume in cubic units to

If we factor 2, we get,

The expression in parenthesis is a difference of two squares. But you may not recognize it at first sight.

This further gives us.