x=1.2y
x=z+2.7
x+y+z/3=4.2
(x+x/1.2+x-2.7)/3=4.2
x=5.4
второй 5,4/1,2 = 4,5
третий 5,4-2,7=2,7
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x=1.2y
x=z+2.7
x+y+z/3=4.2
(x+x/1.2+x-2.7)/3=4.2
x=5.4
второй 5,4/1,2 = 4,5
третий 5,4-2,7=2,7