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Evaluate the following: -4 of [(-4 + -5 ÷ 15)] + -3 - 4 + 6 and 84 ÷ -7 + 3 - 5
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3 stepsHuu hapa ni utatuzi wa swali lako la kwanza, kwa kuzingatia picha mpya uliyotuma:
1) Tathmini yafuatayo:
Tathmini namba (numerator).
Kwanza, hesabu ndani ya mabano ya mraba, ukianza na mgawanyiko:
Kisha, fanya nyongeza ndani ya mabano:
Sasa, "of" inamaanisha kuzidisha:
Mwishowe, fanya nyongeza na kutoa kutoka kushoto kwenda kulia:
Ili kutoa, badilisha 1 kuwa sehemu na denominata 3:
Hivyo, namba ni .Tathmini denominata.
Kwanza, fanya mgawanyiko:
Sasa, fanya nyongeza na kutoa kutoka kushoto kwenda kulia:
Hivyo, denominata ni .Gawanya namba kwa denominata.
Ili kugawanya sehemu kwa nambari, zidisha sehemu hiyo kwa kinyume cha nambari:
Rahisisha sehemu kwa kugawanya namba na denominata kwa 7:
Jibu ni .
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