Răspunsuri

2014-11-06T10:08:19+02:00
4*(13x+5x):36>30
4* 18x:36>30
72x:36>30
x=2>30
X=15
2 4 2
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2014-11-06T10:19:24+02:00
4(13x+5x) >sau egal 36x30
4*18x >sau egal 1080
72x>sau egal 1080
x=1080:72
x=15
3 3 3