SOLUTION: Label any contradictions or identities X+4=21

Question 987906: Label any contradictions or identities
X+4=21
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

A contradiction is a statement that cannot be true regardless of the value of the variable. An identity is a statement that is always true regardless of the value of the variable.

is true for one particular value of the variable but false for any other value of the variable.

John

My calculator said it, I believe it, that settles it

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