Answer:
start by answering the question
Step-by-step explanation:
the answer is in the top right
Substitute 1 for x in each of your equations.
f(x)=7-3x
which is
f(1)=7-3(1)
=3
Do the same for g(x)
g(x)=3x-7
which is
g(1)=3(1)-7
=-4
Then subtract g(x) from f(x):
3-(-4)
=7
:)
Answer:42, 3, 2, 15
Step-by-step explanation:
Answer:

Step-by-step explanation:

Point A altimeter reading: +450
Point B altimeter reading: -50