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Step-by-step explanation:
- 16/7×[(-8/9) +(-7/6)] =[(-16/7) × (-8/9)] +[(-16/7)×(-7/6)]
⇒ -16/7 ×[-8/9 - 7/6] =[ 128/63] +[(-16/7) ×(-7/6)]
⇒ -16/7× [(-16-21)/18]= [128/63] +[8/3]
⇒ -16/7× [-37/18] =128/63 +8/3
⇒ 8×37/9×7 =(128+168)/63
⇒ 296/63 =296/63
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