<span> x≥10
you add 4 to both sides</span>
Answer:
5600 feet
Step-by-step explanation:
If it is dropping 1400 every minute then to find the elevation at 4 minutes, you have to multiply 1400 with 4.
That's not enough information to calculate your grade from.
-- You've told us the scores you have in things that go together
to make up (35 + 5 + 25) = 65% of your grade.
-- We don't know your scores in the things that make up the other
35% of your grade.