" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= 42n + 35m + 7 - 50m + 20n - 9
= 42n + 20n + 35m - 50m + 7 - 9
= 62n - 15m - 2
atau
= -15m + 62n - 2
= 42n + 35m + 7 - 50m + 20n - 9
= 35m - 50m + 42n + 20n + 7 - 9
= -15m + 62n - 2