" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2x-4-1=5
2x=5+4+1
2x=10 /:2
x=5
2x-2-1=5
2x-3=5 I + 3
2x= 8 I:2
x=4