Whats the question? how many is she buying? or how many can she afford?
Answer:
Half the age of Carlos four years ago is 2 years more than one-third his current age.
Step-by-step explanation:
We want to write a word problem for the equation.

Let x represent the present age of Carlos.
Four years ago, Carlos was x-4 years.
Half his age four years ago is ½(x-4)
Two years more than one-third his current age is ⅓x+2
Answer:
A.)377.6
B.)7.084
C.)1107.6
D.)680.8
Step-by-step explanation:

then she turns around and grabs those 4329.73 and put them in an account getting 8% APR I assume, so is annual compounding, for 7 years.

add both amounts, and that's her investment for the 11 years.
Answer:
Letting x represent the number of signatures
then
520 + 6x = 1000