0.3+(0.3-х)-0.2(х-2)

Question

0.3+(0.3-х)-0.2(х-2)

Answer 1

Ответ:

1 - 1.2 x = 0

(1 - 1) - 1.2 x = -1

1 - 1 = 0:

-1.2 x = -1

(-1.2 x)/(-1.2) = (-1)/(-1.2)

(-1.2)/(-1.2) = 1:

x = (-1)/(-1.2)

(-1)/(-1.2) = (-1)/(-1)×1/1.2 = 1/1.2:

x = 1/1.2

1/1.2 = 0.833333:

x = 0.833333