3. Write an expression using the fewest terms possible that is equivalent to x+x+x+x-20
1 answer:
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Answer:
$150
Step-by-step explanation:
Let the account earns 5% APR as simple interest for the invested principal.
Now, the formula of simple interest gives that,
, where A is the final amount, P is the principal amount invested, r is the % of interest and t is the number of years for which the principal is invested.
So, the interest earned will be given by,
Hence, in our case, $300 is invested for 10 years at a simple interest of 5%. So, dollars.
Therefore, the amount of interest earned will be $150. (Answer)