помогите решить



(5.26х-2.22):0.2=4.2

(5,26x-2,22):0,2=4,2
5,26x-2,22=4,2*0,2
5,26x-2,22=0,84
5,26x=0,84+2,22
5,26x=3,06
x=3,06:5,26
x=153/263(дробь)
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