glazevaida9

10.09.2019 • 

Law

Four friends have been identified as suspects for an unauthorized access into a computer system. they have made statements to the investigating authorities. alice said "carlos did it." john said "i did not do it." carlos said "diana did it." diana said "carlos lied when he said that i did it." if the authorities also know that exactly one of the four suspects is telling the truth, who did it? explain

Ответ:

brookieharrisop5n7us

23.03.2020

Law

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x = 1

Step-by-step explanation:

3x - 2 + 4x = 7x + 7 - 9

-2x + 4x = 7x - 3x + 7 - 9

2x = 4x -2

2 = 4x - 2x

2 = 2x

x = 2/2

x = 1

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