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Solve : 3(n-1)=21

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Solve : 3(n-1)=21

    • Posted by Uma Yadav 4 years, 9 months ago

    CBSE > Class 10 > Mathematics
    • 5 answers

    Soumya Singh 4 years, 8 months ago

    3(n-1) =21 n-1=21/3 n-1= 7 n= 7+1=8

    2Thank You

    Umar Farukh 4 years, 9 months ago

    8

    0Thank You

    Yogita Ingle 4 years, 9 months ago

    3(n-1)=21

     3n - 3 = 21

    3n = 21 + 3

    3n = 24

    n = 24/3 = 8

    0Thank You

    Gautam Kumar 4 years, 9 months ago

    Ans=8

    0Thank You

    Tanu Man 4 years, 9 months ago

    3n-3=21 3n= 21+3 3n= 24 n= 24/3 n= 8

    1Thank You

    ANSWER
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