[tex]3x + 2x +2x + 24 = 80 - 14[/tex]


Răspuns :

3x+2x+2x+24=80-14;

7x+24=66;

7x=66-24;

7x=42;

x=42/7;

x=6;

Succes in continuare !

Vezi imaginea SIMAY49