The perimeter of the shape is 30 add all the sides
X=15
expand the brackets and collect like terms so 6x+15=7x
then -6x to get x=15
Answer:
Option b
Step-by-step explanation:
We have a compound interest problem. With an annual interest rate of 0.675 and an initial payment of 8500, with t = 25 years
Then you must use the annual compound interest formula, which is represented by a growing exponential function:

Where:
h is the interest rate of 0.675
y is the money in the savings account as a function of time
Then substitute the values in the formula and we have:


Step-by-step explanation:
the answer is in the above image