Answer:
The average speed of the car is 45.76 mph
Step-by-step explanation:
avg speed = distance / time
565+65=630 so he needs that much to get the bike AND pay his sister back. 630 divided by $30 is 21. So, in 21 weeks, Steven Can pay back his sister and get the bike
I'm pretty sure it would be 14:854
V = length times width times height
V = 45 * 12 * 10
V = 5400
Hope this helps
Answer:
The solution is the point (-2,-2)
Step-by-step explanation:
we have
----> equation A
----> equation B
Solve the system by substitution
substitute equation A in equation B

Solve for x

Find the value of y
substitute the value of x in the equation A

so

therefore
The solution is the point (-2,-2)