Question

Solve |2x - 5| = 4.


{x | x = -4.5 or x = 4.5}
{x | x = 0.5 or x = 4.5}
{x | 0.5 < x < 4.5}

Answer 1

second choice is correct

Answer 2

\[2X-5=\pm4\]
2X=(+4+5)/2 X=0.5
2X=(-4+5)/2 X=4.5