Dont really understand but i think 6 idk im not really a good mathematical person but who cares im on this app for a reason.
Answer:
y = -(1/7)x + 1
Step-by-step explanation:

Answer:
210km
Step-by-step explanation:
40 x 5=200
40/4=10
10+200=210
distance = speed x time
Answer: 10,000,000
Step-by-step explanation: when anything rasied to the power you take what ever the Exponaten is and take how everything was there for example 10⁷ 10x10x10x10x10x10x10. And you multiply that.
Answer: He Had 5 Per Min.
25 ÷ 5 = 5
5 Per Min.