Answer:
−4x+1≥0
Add −1 both sides we get
−4x+1−1≥0+(−1)
⇒−4x≥−1
Divided both sides by -4 we get
x≤
4
1
...... (i)
Also,
3−4x<0
Add −3 both sides we get
3−4x−3<0−3
⇒−4x<−3
Divided by −4 both sides we get
x>
4
3
...... (ii)
Then,
4
3
<x≤
4
1
which is not possible
Thus, there is no solution.