Question

A+B=8,B+C=12,C+A=24 எனில் A+B+C=?

Answer 1

$a + b = 8...(1) \\ b + c = 12...(2) \\ c + a = (24)....(3) \\ adding \: all \: eq....... \\ 2(a + b + c) = 8 + 12 + 24 \\ a + b + c = 22$

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