Answer:

Step-by-step explanation:
The given equation is:

To find the point where this line intersect the y-axis, we put x=0 into the given equation.
When x=0, we have
.
This implies that; y=5.
The y-intercept is (0,5).
Comparing (0,5) to (0,b), we can conclude that; b=5
Ah. I just learned this! The lines are parallel.
It helps to draw a picture.
Answer:
Step-by-step explanation:
He will earn 368 if he sold 6 bars