Simplify the following: 1.-3/14+-5/7- -8/21+15/28
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Answer:
-1/84
Step-by-step explanation:
-3/14 + (-5/7) - (-8/21) + 15/28
= - 18 - 60 + 32 + 45
84
= 77 - 78
84
= -1/84
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