A recursive definition of an arithmetic sequence is shown below. a1=7
an=an−1+3

Which of the following expressions represents the n
th term of this sequence?
A. n+3

B. 3n+4

C. 3n+7

D. 7n+3

The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?

In the rectangle below ac=30 units what is de

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?