Identity property of zero states that the sum of 0 and any number is that number.
20% of 90 is 18
Explanation - 90 divided my 20 = 4.5 times 4 because 20 is 1/4 of 100
Answer:
Factoring the term
we get 
Step-by-step explanation:
We need to factor the term 
First we can see that
is common in both terms
So, taking
common:

We can write
as 

Now we can solve
using the formula: 
We can write:

So, factoring the term
we get 
Answer:
-1
Step-by-step explanation:
slope=(y2-y1)/(x2-x1)=(2-4)/(0+2)=-2/2=-1