It’s -4 because when you take 4 out of 8 then you still have another 4 to take away to you go into the negatives and have the answer -4
6/24 is 25 percent...... so 25% of his apples are bad.
X-intercept is (-3,0)
Y-intercept is (0,6)
The equation is y=2x+6
Replace y with 0 when solving for x-intercept and replace x with 0 when solving for y-intercept.
They are proportional because as one goes up, so does the other.