Answer:
slope: 3 || y-intercept: 9.4
Explanation:
Given equation:
y - 1 = 3x + 8.4
y = 3x + 8.4 + 1
y = 3x + 9.4
Comparing with the formula of slope intercept form: y = mx +b
where m is the slope and b is the y-intercept.
So here the slope: 3 and y-intercept is 9.4