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

for absolute value you need to solve in two ways

2x - 5 = 4 solve for x and 2x - 5 = -4 solve for x