Respuesta :
Answer by JKismyhusbandbae:
x - 10 ≤ 19
x - 10 + 10 ≤ 19 + 10
x ≤ 29
x - 10 ≥ - 19
x - 10 + 10 ≥ - 19 + 10
x ≥ - 9
Answer: - 9 ≤ x ≤ 29
for |a|≤b, solve -b≤a≤b
given
|x-10|≤19
solve
-19≤x-10≤19
add 10 to everybody
-9≤x≤29
that's the solution