Răspunsuri

2014-05-18T14:48:31+03:00
0,3x+ 4,4 = 8x 
0,3x - 8x = 4,4
-7,7 x = 4,4
x = 12,1
1 5 1
2014-05-18T14:50:57+03:00
0.3 x + 4.4 = 8 => 0.3x= 8 - 4.4 = 3.6 => x = 3.6 : 0.3 => x= 12