railway RRB JE (CBT I + CBT II) Mock Test 2024 Quantitative Aptitude Algebra Linear Equation in 2 or more Variables

a(a + b + c) = 126, b(a + b + c) = 147 మరియు c(a + b + c) = 168 అయితే, (a + b + c) = ?

1
23
2
21
3
41
4
22
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