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Algebra Difficulty 1.9 Junior Find the answer

If 3−5+7=6−x 3-5+7=6-x , what is the value of x x ?

A number or a short expression. Spacing and $ signs are ignored.

Solution

Simplifying the left side of the equation, we obtain 5=6−x 5=6-x . Therefore, x=6−5=1 x=6-5=1 .

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