Divide the sum of -13/5 and 12/7 by the product of -31/7 and -1/2.
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Answer:
-2/5
Step-by-step explanation:
-13/5+12/7
=-31/35
-31/7×-1/2
=31/14
so,-31/35÷31/14= -31/35×14/31
=-14/35=-2/5
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