Question

modul din -x-4 egal 5

Answer 1

$| - x - 4| = 5$

$1) - x - 4 = 5$

$- x = 5 + 4$

$- x = 9 \: | \times ( - 1)$

$x = - 9$

$2)x + 4 = 5$

$x = 5 - 4$

$x = 1$