Answer:
m= 4
Step-by-step explanation:
3m +2n= 16 -----(1)
m -2n= 0 -----(2)
From (2):
m= 2n -----(3) (+2n on both sides)
subst. (3) into (1):
3(2n) +2n= 16
6n +2n= 16
8n= 16 (simplify)
n= 16 ÷8
n= 2
subst. n=2 into (3):
m= 2(2)
m= 4
Answer:
200 miles
Step-by-step explanation:
Might be terribly wrong since it's been a while that I've done fractions, but I got -11/20. Hope this helps!!!
Answer:
-1.42857
Step-by-step explanation:
