Răspunsuri

2014-07-25T17:47:39+03:00
A+b+c=5400

b=2a

c+24=a
c=a-24

a+2a+a-24=5400

4a-24=5400

4a=5400+24

4a=5424

a=1356

b=2*1356=2712

c=1356-24=1332
2014-07-25T17:48:22+03:00


a + b+c=5400

b=2a

c=a-24

inlocuim in ecuatie:

a + 2a + a-24=5400

4a-24=5400

4a=5376

a=1344

b=2688

c=1320