Ok.You have 24$. You used 20$. And you have $4 left. You bought 5 pens. So $20.00/ 5=$4.00. Each pen is four dollars.
Answer:
I'm assuming it would be 3 hours
Step-by-step explanation:
It would be 3 hours because after three hours, the candle that can only burn for 3 hours will have burned out. This leaves the candles that can burn for 4 and 5 hours. I guess if you want to get really specific you could say 3 hours and 59 minutes but I'm not totally sure how your teacher wants the answer
Answer:170
Step-by-step explanation:
34 miles times 5 days is 170 miles
2(-4y)+7y=3
-8y+7y=3
-y=3
y=-3
x=-4y=12
15 minutes is the normal range for 88 mins