!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
25v(1 - 3x) = 1/125
v(1 - 3x) = 1/3125
v(1 - 3x) = 1/5^5
1 - 3x =(1/5)^10
3x = 1 - (1/5)^10
x = 1/3 - 1/3* (1/5)^10