QUICK PLEASE! if money in a savings account earned 8.5% interest per annum, how much interest would be earned on $200.00 over two years?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2

How do you find the distance of each number from the mean