SOLUTION: A student was asked to simplify;
2/x-1 + 5/x+3
and gave the answer x=2/7. Explain this student's mistake.
Algebra.Com
Question 367778: A student was asked to simplify;
2/x-1 + 5/x+3
and gave the answer x=2/7. Explain this student's mistake.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
The student added an equal sign.
The original expression must remain an expression.
The student turned it into an equation (with an "=" sign) and solved it.
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