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:
1) Step
= -13/5+12/7
= LCM of 5 and 7
= 35
= -91+60/35
= -31/35
2) step
= -31/7x-1/2
= (-31)x(-1)/7×2
= 31/14
3) and last step
= -31/35÷14/31q
Reseprocal
= -31/34x31/14
= -2/5
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