<PRE><B>Question 171177</B>
A statement written in numbers and symbols and having two sides connected by an equal sign. This is an equation.
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solution:a specific answer to or way of answering a problem
 A solution is a set of numbers that are answers to an equation
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An expression does not include any equal to sign 
For eg: 2x+3 would not be an equation but an expression 
However, 2x+3=0, is definitely an equation with a solution 
x= -3/2. 
An expression does not have a definite solution.
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