engineering recuitment GATE IN Test Series 2023-24 Mock Test General Aptitude Numerical Ability Numerical Estimation
If x, y and z are real numbers such that 4x + 2y + z = 31 and 2x + 4y – z = 19, then the value of 9x + 7y + z = ______.
1
cannot be computed from the given information
2
3
\(\frac{{182}}{3}\)
4
\(\frac{{218}}{3}\)