Mathematics
Grade9
Easy
Question
What is the reason?
| Statement | Reason |
 |
Given |
 |
Given |
 |
- Transitive
- Substitution
- Middle Man
- Replacing
Hint:
Substitution
The correct answer is: Substitution
We are given A = x + y type of a relation
then value of x = a
So A = a + y holds , using the property of substitution .
In a equation we can replace a variable by its value using substitution .
