Решите уравнение плиз.

Question

Решите уравнение плиз.

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Answer 1

Х-0,2х=8/15

0,8х=8/15

х=8/15:8/10

х=8/15·10/8

х=2/3

Answer 2

X-0.2x=8/15
0.8x=8/15
4/5x=8/15
x=8/15:4/5
x=8/15 * 5/4
x=2/3