Idon’t know the answer (only answer if you know what it truly is)

So how you find the x-intercept is is by replacing y, with 0 and solve
to find the y-intercept, you replace x with 0 and solve
x-int:
0=-3x+12
-12=-3x
x=4 --> (4,0)
y-int: 
y=-3(0)+12
y=0+12
y=12 --> (0,12)