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If a=12 & a+b = 30 …

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If a=12 & a+b = 30 b?

    • Posted by Raj Jaiswal 8 years, 4 months ago

    CBSE > Class 09 > Mathematics
    • 1 answers

    Shruti Rani 8 years, 4 months ago

    a+b=30. 12+b=30. b=30-12. b=18

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