Răspunsuri

2014-10-04T15:02:35+03:00
A)18+5=23+5=28+5=33+5=38.......43.......48.......53........58.........63.........68.........73.....78.....83.....88.......93.......98.(+103...108...113...118)
b)3+8+13+18+23+28+33+38+43+48+53+58+63+68+73+78+83+88+93+98+103+108+113+118=1452
sper ca te-am ajutat
si eu cautam c
cum adica
cand ai spus de c
a nu scz din greseala
nu-i numic ,macar te-am ajutat?