If i rent a boat for $25 per hour and a charge additionally $12 for fuel is the number of hours i rent the boat proportional to the total cost

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?

Which of the following is the result of expanding the series

Which expression is equivalent to -5(3x - 6/7)