" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x² - 3x + ax - 3a = x² + 6x - 27
x² + (a - 3)x - 3a = x² + 6x - 27
a - 3 = 6
a = 6 + 3 = 9
atau
-3a = -27
a = -27/-3 = 9