<span>they are perpendicular.</span>
Answer:
or 
Step-by-step explanation:
Using the zero product property, first step is to set the given equation,
, to zero. Then factorise the left side.
Thus,

Subtract 2 from both sides


Factorise the left side



Find the solution

Or

Or



The answer is:
or 
Answer:
b/-7=4
b=4*-7
b= - 28
Step-by-step explanation:
If this helps you mark as brainlist.!
Answer:
The hens are the independent variable
Step-by-step explanation:
An independent variable is something that isn't dependent on anything else. Whose laying the eggs? The hens right? So the number of eggs laid is dependent on the number of hens laying them. Basically the hens are the independent variable because the number of eggs is relying on the number of hens laying them.