Simon opened a certificate of deposit with the money from his bonus check. the bank offered 4.5% interest for 3 years of deposit. simon calculated that he would earn $87.75 in the time. how much did simon deposit to open the account?

$650

Step-by-step explanation:

To find the amount that Simon deposited to get $87.75 in time, we need to use the formula:

Let's break down our variables first.

P = ?

r = 4.5% or 0.045

t = 3

I = $87.75

Now let's plug our values into the formula.

To find P we need to divide both sides with 0.135.

This means the Simon deposited $650 to open the account.

step-by-step explanation:

for exempl this   system of equations   y = x - 3

                                                                y = 2x - 5

look   the line : y = x -3     ( red)

                            the line : y = 2x -5 ( bleus)