Answer:
-491/70 or -7 1/70.
Explanation:
-5+7/10+3/7+(-3)+5/14+(-4/5)
= -5 + 10/7 - 3 + 5/14 - 4/5
The LCM of 7 14 and 5 is 70 so we have
- 5 - 3 + 100/70 + 25/70 - 56/70
= -8 + 69/70
= -560/70 + 69/70
= -491/70.
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