" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
63 = 7(2x + 1)
9 = 2x + 1
2x = 8
x = 4 cm
63 = (2x+1)*7
63= 14x +7
63-7 = 14x
x=56/14
x= 4