Antek jest o 9 lat starszy od michała. Piec lat temu był od niego wda ray starszy antek ma:
chodzi tu o ulozenie ukladu rownan i rozwioazanie
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
A = M + 9
A - 5 = 2(M - 5)
A = M + 9
A - 5 = 2M - 10
A = M + 9
A + 5= 2M
(M + 9) + 5 = 2M
M + 14 = 2M
M = 14
A = 14 + 9
A = 23