Question

0.2-z=0.1+0.5z
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Answer 1

$0.2 - z = 0.1 + 0.5z$

$2 - 10z = 1 + 5z$

$- 10z = 5z - 1$

$- 15z = - 1$

$z = - 1 \div ( - 15)$

$z = \frac{1}{15}$

Answer 2

Ответ:

0.2 - z = 0,1 + 0,5z

-1,5z = -0,1

z = 1/15