Решите уравнение у*4,9=2,94 у*0,7=0,0091 у:2,3=5,6

y*4.9=2.94y=2.94 : 4.9y=0.60.6*4.9=2.942.94=2.94y*0.7=0.0091y=0.0091:0.7y=0.0130.013*0.7=0.00910.0091=0.0091y:2,3=5,6y=2.3*5.6y=12.8812.88 : 2.3=5.65.6=5.6