Answer:
I tried my best so I hope this helps :)
(look at the screenshots for the work I don't feel like typing it out)
Step-by-step explanation:
1.) the solution is ,
2.) the solution is
3.) the solution is
Try using Symbolab, I use it all the time it gives the correct answer and it gives good explanations.
Answer:
explain the question more i dont understand your question if i knew i would of answered it for you but i dont really understand your question
Step-by-step explanation:
Answer:
85 meters in total
Step-by-step explanation:
The submarine first descended 45 meters and then 40 meters
45+40=85