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OpenStudy (anonymous):
28 ------------ simplify -7 - -7
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OpenStudy (anonymous):
there is no solution
OpenStudy (anonymous):
because -7-(-7) = to 0 and that isn't possible
OpenStudy (anonymous):
\[\infty\]
OpenStudy (anonymous):
Is that the answer you were looking for?
OpenStudy (anonymous):
yes
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