3d +4
How to:
Combine like terms
Answer:
- Initial amount of the material is 67 kg
- Hal-life is 83 hours
<u>The required equation is:</u>
- m(x) = 67 *
, where m- remaining amount of the radioactive material, x - number of hours
<u>After 5 hours the material remains:</u>
- m(5) = 67 *
= 64.260 (rounded)
Answer:
B
Step-by-step explanation:
The height of 3 cut the base in half and perpendicular to the base, so

That is B
9
Step-by-step explanation:
I don't no but 5 and 1 is 6 so add 9 more and you have 15
Answer:
Explained below
Step-by-step explanation:
We know (hopefully) that 100 centimeters is equal to 1 meter.
The expression should essentially be 400/50.
400/50 = 8
Victor would need 8 books to make a tower with the height of 4 meters.
By the way 50 centimeters per book is a pretty hefty book, would be as thick as my hand pointing upwards.