" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
3x=18 /:3
x=6
9x+1=7x+19
2x=18 /:2
x=9
5x+6=x+39
4x=33 /:4
x=8 i 1/4
7y+1=22
7y=21 /:7
y=3