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jmc

algebra junior

Problem

Find all values of such that .
Solution
We can combine the two terms on the left side to get . We then multiply both sides of this equation by to get rid of the fractions. This gives us . Expanding the right side gives . Subtracting from both sides gives , and subtracting 1 from both sides of this equation yields . Dividing both sides of this equation by gives us our answer, .
Final answer
2