Devon has $5,768 in his savings account, which is $2,709 more than Serena has in her savings account. How much money does Serena have in her savings account?

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?

How do you use the elimination method for this question? explain, because i really want to understand!

What value of x is in the solution set of 4x – 12 s 16 + 8x?