alleryAn equation that is true for all values of its variables, such as a + b = b + a, is called
Aan identity
Ba solution set
Can inequality
Dan expression
Answer & Solution
Correct answer: A. an identity
1. Some equations hold for every value of the variables.
2. Such equations are called identities.
3. A conditional equation holds only for some values.
_Source: Wikipedia, Elementary algebra, Equations_
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