5,9y+2,3=27,88 срочно
5.9y+2.3=27,88 5.9y= 27.88-2.3 5.9y= 25.58 Y = 25.58/5.9 Y = 4.33...
5,9у+2,3=27,88 5,9у=27,88-2,3 5,9у=25,58 у=25,58÷5,9 у≈4,34