Solve for s.
8 – 4s = 8 +13

Step-by-step explanation:

8 - 4s = 8 + 13

8 - 4s = 21

4s = 8 - 21

4s = - 13

s = -13/4

this is the formula: v = the value of investment at the end of the time period

p = the principal amount (the initial amount invested)

r = the annual interest rate

n = the annual frequency of compounding (how many times a year interest is added)

t = the number of years the money is invested

^ means raise to the power of