Rewriting expressions, image attached

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?

Using the side-splitter theorem, daniel wrote a proportion for the segment formed by luke segment de. what is ec?

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.