Answer:
r = [1 + (i/n)]n - 1. Where: r =
Step-by-step explanation:
x=7
166=x+87+x+93
166=2x+87+93
166=2x+180
-180 -180
-14=2x
/2 /2
C I'm using the calculator and the other ones don't make sense
pls amke it more clear pls just pls