Answer: The initial amount in the account = $3600
Step-by-step explanation:
Since we have given that
The amount of money in a savings account after t years is represented by the function

As we know the formula "Compound Interest" :

So, According to our question,
Rate of interest = 0.35 = 35%
So, equate the both the equations , we get that
Hence, The initial amount in the account = $3600
Answer:
x = 0, y = 0
or
(0, 0)
Step-by-step explanation:
-24x - 36y = 0
divide the equation by 4
-8x - 9y = 0
-6x - 9y = 0
multiply the second equation by -1
6x + 9y = 0
add them together
-8x - 9y = 0
6x + 9y = 0
-2x = 0
x = 0
substitute into the second equation
-8 * 0 - 9y = 0
-9y = 0
y = 0
Answer:
30 and 18
Step-by-step explanation:
john caught 18
Peter got 30
I think
Answer:
x = -7
Step-by-step explanation:
-2x - 10 = 4
-2x = 14 | Add 10 to both sides
x = -7 | Divide both sides by -2