Răspuns :
a+b+c=6000
a+310=b
b=1700-225
b=1675
a+310=1675
a=1675-310
a=1985
1985+1675+c=6000
3660+c=6000
c=6000-3660
c=2340
a+310=b
b=1700-225
b=1675
a+310=1675
a=1675-310
a=1985
1985+1675+c=6000
3660+c=6000
c=6000-3660
c=2340
a+b+c=6000;
a+310=b;
b=1700-225;
b=1675;
a+310=1675;
a=1675-310;
a=1985;
1985+1675+c=6000;
3660+c=6000;
c=6000-3660;
c=2340.