Question

A. 1-x+8|16
B.
$|3x - \frac{1}{5} | \leqslant 12$
​

Answer 1

Respuesta:

A (no se entiende la ecuacion)

B

|3x-1/5|<=12

|3x|>=12+1/5>= (12+5)/5>=17/5

|X|>=(17/5)×(1/3)>=17/15