Substitution.
Here is an example.
Let x be equal to 3 and y equal to 3.
From this we can conclude that the values of both x and y are equal to three therefore x and y have the same value and are equal.
Here in your case we have:
Hope this helps.
r3t40
I believe it will be 36 Im sorry if im wrong.
Step-by-step explanation:
Hello there!
Again, just double the given sides.
20+38=58 cm
:)
No.3
U should search it bc there's so many sites can help u just search inequality calculator