Answer:
The monthly cost = $9 + $0.39x
Step-by-step explanation:
Answer:
do you want 4 steps or 7?
Step-by-step explanation:
1/2=x/20
times both sides by 20
20/2=x
10=x
answer is 10/20
Answer:
4 miles
Step-by-step explanation:
<u>Walking:</u>
Distance = d miles
Rate = 4 mph
Time = t hours

<u>Biking:</u>
Distance = d miles
Rate = 10 mph
Time
hours (convert minutes to hours)

Hence,

Therefore, the distance to friend's house is

and the total distance of the round trip is

Answer:
x=7
Step-by-step explanation:
7x-7=4x+14
3x=21
x=7