" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
f(x) = 9-3x
f(15) = 9-3.15
= 9 - 45
= -36 >> p
f(p) = 15
f(p) = 9-3p = 15 => -3p = 15-9 => -3p = 6 => p = 6/-3 => p = -2