An investor has an account with stock from two different companies. Last year, her stock in Company A was worth $2100 and her stock in Company B was worth $5120. The stock in Company A has decreased 9% since last year and the stock in Company B has decreased 5%. What was the total percentage decrease in the investor's stock account? Round your answer to the nearest tenth (if necessary).An investor has an account with stock from two different companies. Last year, her stock in Company A was worth $2100 and her stock in Company B was worth $5120. The stock in Company A has decreased 9% since last year and the stock in Company B has decreased 5%. What was the total percentage decrease in the investor's stock account? Round your answer to the nearest tenth (if necessary).