" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
2|3x - 7| = 2(x+ 9)
|3x -7| = x + 9
.
3x - 7 = x + 9 atau 7 - 3x = x + 9
3x -x = 9 + 7 atau - 3x - x = 9 - 7
2x = 16 atau - 4x = 2
x = 8 atau x = - ¹/₂