Account a and b each start with $400. If account a earn $45 each year and account b earns 5% of its value each year when will account b have more money than account a

  year

Step-by-step explanation:

CI=compound interest

 for each a and b

account earn each year by a=

account b earns  %

find the time the value of b is more

year

the entire expression should be subtracted from 30. to subtract the quantity, distribute the negative sign, which changes the signs on the terms. so, the –2 changes to positive and gets added to 30 instead of subtracted from it.

hope this ! ^w^