" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
8x=31-15
8x=16
x=2(respuesta)
.x-3=9-2x
x+2x=9+3
3x=12
x=4(respuesta)
31-15 = 8X
16 = 8X
16/8 = X
X = 2
X-3 = 9-2X
-3-9 = -X-2X
-12 = -3X
X = -12/-3
X = 4