Ответ:

-1

Объяснение:

[tex] - 4(x - 0.5) + 2(x + 0.3) = 4.6 \\ - 2(2(x - 0.5) - (x + 0.3)) = 4.6 \\ 2(x - 0.5) - (x + 0.3) = - 2.3 \\ 2x - 1 - x - 0.3 + 2.3 = 0 \\ x - 1.3 + 2.3 = 0 \\ x - 1 = 0 \\ x = - 1[/tex]