How do you solve $|2x - 1| = 3$ ?

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Answer 1 · 2016-07-11T17:26:33

$x = 2 or x = -1$

We split the equation into two possible cases:

$2x-1 = 3 and 2x-1 = -3$

Solving:

$2x = 4 implies x = 2$

$2x = -2 implies x = -1$

How do you solve |2x - 1| = 3|2x - 1| = 3?