Answer:
5y = 18
Step-by-step explanation:
Answer:
So these two equation can be related by identity 
Step-by-step explanation:
We have given equation 
And 
We know the algebraic identity 
From this identity
can be written as (x+1) (x-1)
And using same identity
can be written as 
So these two equation can be related by identity 
Not sure its this is right but i got (4,-4)
Good luck