(5,12-3,6х):2/3+6,4=1

Question

(5,12-3,6х):2/3+6,4=1

Answer 1

(5,12-3,6x):2/3+6,4=1
(5,12-3,6x):2/3= -5,4
5,12-3,6x=-3,6
-3,6x=-8,72
X=8,72/3,6
X=2,42

Comments

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там в первой строке = 13