10 · (6b - 3)/4 + 8b - 41 robina 18-1-2015
robina 18-1-2015
10·(6b - 3)/4 + 8b - 41 = (60b - 30)/4 + 8b - 41 = 15b - 30/4 + 8b - 41 = 23b - 97/2 Toch? WvR 18-1-2015
WvR 18-1-2015
#74753 - Formules - 1ste graad ASO-TSO-BSO