Răspuns :
a+b+c=1010
a-x=126=>a=x+126
b-x=381=>b=x+381
c-x=260 =>c=x+260
x+126+x+381+x+260=1010
3x+767=1010
3x=243
x=81
a=81+126
a=207
b=81+381
b=462
c=81+260
c=341
a-x=126=>a=x+126
b-x=381=>b=x+381
c-x=260 =>c=x+260
x+126+x+381+x+260=1010
3x+767=1010
3x=243
x=81
a=81+126
a=207
b=81+381
b=462
c=81+260
c=341
1010-(126+381+260)=1010-767=243
METODA GRAFICA
243:3(SEGMENTE)=81
81+126=207
81+381=462
81+260=341
METODA GRAFICA
243:3(SEGMENTE)=81
81+126=207
81+381=462
81+260=341