Help this is due today

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

Three times the sum of a number and seven is negative thirty-six. what is the number?

I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i