defence exam DGAFMS Group C 2025 Mock Test Series Quantitative Aptitude Algebra Linear equation in 3 variable
Find the values of x, y and z, so as to satisfy the equations given below: x + y + z = 12; x + y – z = 6; x – y + z = 4
1
x = 5, y = 4, z = – 3
2
= 5, y = – 4, z = 3
3
x = 5, y = 4, z = 3
4
x = 5, y = – 4, z = – 3