" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x² +225 = x² +10x +25
x² -x² -10x = 25 -225
-10x = -200
x = -200/-10
x = 20
Jadi, nilai x adalah 20.