Explicación paso a paso:
2x -9 = 33 - 12
2x -9 = 21
2x = 21 +9
2x = 30
x = 15 respuesta es la C
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Explicación paso a paso:
2x -9 = 33 - 12
2x -9 = 21
2x = 21 +9
2x = 30
x = 15 respuesta es la C