Red has a greater value.
Blue = -2
Red = 3
They are essentially asking us to solve:

Solving this equation for x tells us that it will take around 80.1 years for the materials in the vault to reduce to 357 pounds.
To find the number of years between 1844 to 2015 you have to subtract.
Lets say that x is the # of years in between 1844 and 2015
Then we have:

After doing the subtraction using a calculator or a pencil and paper, you get that:

So 171 years have passed from 1844 to reach to 2015.
Answer:
its 5 hours i think
Step-by-step explanation:
Answer:
um yes it can it can if you look at a ruler in try it it would be the same
Step-by-step explanation:
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