Answer:
x = 27
Step-by-step explanation:
This angle is a right angle, meaning 90 degrees, as whenever it's a right angle, there's a small square on the angle which u can see at the bottom left, so:
x + 8 + 2x = 90
3x + 8 = 90
subtract 8 from both sides
3x = 82
divide by 3
x = 27 1/3
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)
