A = Prt, t = ?
A = 2775
P = 570
r = 1.09
t = A/Pr
t = 2775/(570*1.09)
t = 4.47 years
follow order of operations, so do all division first for this problem, then the subtraction.
-80 / -40 = 2
-5 / -5 = 1
then the equation becomes 52 - 2 + 1 which equals 51
