Answer:

Step-by-step explanation:
This half life exponential decay equation goes by the formula:

Where

Since half life is given as 22, we plug that into "Half-Life" in the formula for k and then plug in the formula for k into the exponential decay formula:
So,

Now

third choice is correct.
20% of 35 is 7, so you would be getting the jeans for 28, not including tax
Answer:
B=80
Step-by-step explanation:
B is the same answer as the number on the other side
Answer:
what is tow more the the product of a number and 7 equal to?
Step-by-step explanation: