Răspuns :
[tex]a + 66 = 324 \\ a = 324 - 66 \\ a = 258[/tex]
Răspuns:
a+345-279=126+198
a+345-279=324
a+345=324+279
a+345=603
a=603-345
a=258
[tex]a + 66 = 324 \\ a = 324 - 66 \\ a = 258[/tex]
Răspuns:
a+345-279=126+198
a+345-279=324
a+345=324+279
a+345=603
a=603-345
a=258