SOLUTION: Urgent!! Pls help!!! you invest 2,000 in an acount paying 4.75% interest. Write an exponential equation to find the account balance after 25 years if the interest is compounded q

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Question 862202: Urgent!! Pls help!!!
you invest 2,000 in an acount paying 4.75% interest. Write an exponential equation to find the account balance after 25 years if the interest is compounded quarterly.
Pls pls pls help...
Thanksss!!!
And ;
John started his own dog grooming buisness. Before he began, he spent $315 for equipment. To groom each dog, John will use an additional $4 worth supplies. He charges $25 to groom each dog. Write and solve an equation to find how many dogs John must groom to break even.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

 In General A%28t%29+=+P%281%2Br%2Fn%29%5E%28nt%29

A = Accumulated Amount

P= principal = 2000

r= annual rate = .0475

n= periods per year = 4(quarterly)

t= years = 25

A%2825%29+=+2000%281%2B.0475%2F4%29%5E%284%2A25%29

A%2825%29+=+2000%281.011875%29%5E%28100%29



$25x - $4x = $315