Ответ:
-1/2
Объяснение:
2f + 1/4 = 1/2f - 2×1/4
2f + 1/4 = 1/2f - 1/2
2f - 1/2f = -1/2 - 1/4
3/2f = -3/4
f = -3/4 ÷ 3/2
f = -3/4 × 2/3
f = -1/2
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Answers & Comments
Ответ:
-1/2
Объяснение:
2f + 1/4 = 1/2f - 2×1/4
2f + 1/4 = 1/2f - 1/2
2f - 1/2f = -1/2 - 1/4
3/2f = -3/4
f = -3/4 ÷ 3/2
f = -3/4 × 2/3
f = -1/2