QUESTION:20. Which of the following is an equation?
ANSWER:The answer is A. 2-3=0 because an algebraic equation has two expressions that are equal. You need to know that; Example: 1+1 = 2 is an equation because 2 is the same as 1+1 because 1+1 = 2 and thats a simple example on how equations are equal. The = sign is a sign that shows the equality of two equations. So if there is no = sign so thats just an expression itself.
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https://brainly.ph/question/2038890
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