Answer:
9x - y + 4
Step-by-step explanation:
Given:
slope = 9
y-intercept = 4
using slope y-intercept formula:
y = mx+b
where m is the slope = 9
and b is the y intercept = 4
substituting the values we get.
y = 9x + 4
rearranging to standard form,
9x - y + 4 = 0
