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Unformatted text preview: answer like 2x=2. How do you know when an equation has no solution? The way you will know if an equation has no solution is if no matter what number is put into a variable you cannot get an answer. With the problem 2x=2x-1 the 2x cancel each other out so you would get 0=-1 and we know that 0 does not equal -1 therefore this would be an example of an equation that has no solution....
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- Spring '10
- Chemistry, Equals sign, Plus and minus signs