can you please help me with this?

Answer:
y = [tex]\frac{1}{4}[/tex] x - 3
Step-by-step explanation:
y = mx + c
therefore the 1st part of the question means:
y = [tex]\frac{1}{4}[/tex] x + c
and the 2nd part of the question tells you what c is (y-intercept)
y = [tex]\frac{1}{4}[/tex] x - 3