Matematika

Pertanyaan

(42n+35m+7)-(-50m-20n+9) = ....

tolong dijawab ya...
pakai cara ya .....
makasih ya ....

2 Jawaban

  • (42n+35m+7)-(-50m-20n+9) 
    =
    42n+35m+7+50m+20n-9
     lalu,samakan!
    =42n+20n+35m+50m+7-9
    =62n+85m-2

    semoga membantu
  • (42n+35m+7) - (-50m-20n+9)
    = 42n+35m+7+50m+20n-9
    = 42n+20n+35m+50m+7-9
    = 62n+85m-2

    maaf kalau salah... :)

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