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Homework answers / question archive / Two problems -1 1 ______ = ____ a-7 ? 1 ? ___ - 1 = ______ a a
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Two problems
-1 1 ______ = ____ a-7 ?
1 ? ___ - 1 = ______ a a
Solution
-1 1 ______ = ____ a-7 7-a
1 1 a 1-a ___ - 1 = ---- - ---- = ______ a a a a
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