Answer:
y-intercept: -3
slope: -1/2
Step-by-step explanation:
The given expression is
- 2x - 4y = 12
To know the y-intercept and slope we need to solve for y, so we get:

Then, the y-intercept is the constant and the slope is the number besides x, so the answer is
y-intercept: -3
slope: -1/2