Answer:
First choice: m = -4
Step-by-step explanation:
The second equation is already solved for n, so lets's use the substitution method and substitute m - 2 for n in the first equation.
m - 2n = 8
m - 2(m - 2) = 8
m - 2m + 4 = 8
-m + 4 = 8
-m = 4
m = -4
Answer:
if he drove 9 hours it would 378 miles
Answer:
no
Step-by-step explanation:
perpendicular means that they intersect at a 90° angle
Answer:
The second answer
XYZ-RQS
Step-by-step explanation:
Answer:
Factoring the term
we get 
Step-by-step explanation:
We need to factor the term: 
Factoring:

Taking (y+4) common

It cannot be further factored.
So, Factoring the term
we get 