Ответ: 1/2 * x - 3 > 1 - x
x/2 - 3 > - x + 1
(x + (- 2) * 3)/2 > - x + 1
(x - 2 * 3)/2 > - x + 1
(x - 6)/2 > - x + 1
x - 6 > 2(- x + 1)
x - 6 > - 2x + 2
(x - 6) + (6 + 2x) >(-2x+2)+(6+2x)
x - 6 + 6 + 2x > - 2x + 2 + 6 + 2x
x + 2x - 6 + 6 > - 2x + 2x + 2 + 6
3x > 8
(3x)/3 > 8/3
x > 8/3
x in (8/3, ∞)
Объяснение:
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Ответ: 1/2 * x - 3 > 1 - x
x/2 - 3 > - x + 1
(x + (- 2) * 3)/2 > - x + 1
(x - 2 * 3)/2 > - x + 1
(x - 6)/2 > - x + 1
x - 6 > 2(- x + 1)
x - 6 > - 2x + 2
(x - 6) + (6 + 2x) >(-2x+2)+(6+2x)
x - 6 + 6 + 2x > - 2x + 2 + 6 + 2x
x + 2x - 6 + 6 > - 2x + 2x + 2 + 6
3x > 8
(3x)/3 > 8/3
x > 8/3
x in (8/3, ∞)
Объяснение: