Plz help me with this

Answer: [tex]\bold{b)\quad \dfrac{x+3}{4}}[/tex]
Step-by-step explanation:
[tex]y=4x-3\\\\\text{Swap the x's and y's. Then solve for y:}\\x=4y-3\\\\\text{Add 3 to both sides:}\\x+3=4y\\\\\text{Divide both sides by 4:}\\\large\boxed{\dfrac{x+3}{4}=y}[/tex]