If
and
, then what is the value of 46x + 131y ?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 (i.e. 414)
......(i)
3x + 4y + 6z = 99 …….(ii)
x + y + 15z = 63 …….(iii)
Adding (i), (ii) & (iii)
46x + 131y = 414