Answer:
14
Step-by-step explanation:
Jack drove 278.2 miles on 19.6 gallons of gasoline. then
278.2 miles - 19.6 gallons
x miles - 1 gallon
Write a proportion:

Cross multiply:

Answer:
x= -10 ; y= 3
Step-by-step explanation:
see the picture
Answer:
yea sure
Step-by-step explanation:
why not
Answer:
Step-by-step explanation:
3n+8=35
subtract 8 on both sides
3n=27
n=9
Answer:
Step-by-step explanation:
24 X c,
24 ÷ c,
24 + c,
24 - c,
24c