Question

modulus of 3-4x is less than or equal to 9​

Answer 1

Step-by-step explanation:

$|3 - 4x| \leqslant 9$

$3 - 4x \leqslant 9 \: ; \: 3 - 4x \leqslant - 9$

$- 4x \leqslant 6 \: ; \: - 4x = - 12$

$x = \frac{ - 6}{4} \: ; \: x =3$