Ответ: -35.
Пошаговое объяснение:
0.6-1.6(x-4)=3(7-0.4x);
0.6 - 1.6x+6.4 = 21-1.2x;
-1.6x+1.2x = 21-0.6-6.4;
-0.4x = 21-7;
-0.4x = 14;
x=14/(-0.4);
x=-35.
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Answers & Comments
Ответ: -35.
Пошаговое объяснение:
0.6-1.6(x-4)=3(7-0.4x);
0.6 - 1.6x+6.4 = 21-1.2x;
-1.6x+1.2x = 21-0.6-6.4;
-0.4x = 21-7;
-0.4x = 14;
x=14/(-0.4);
x=-35.