2014 · Q29
If x + y = 5, y + z = 10 and z + x = 15, then which one of the following is correct?
Elementary MathematicsAlgebra
- Az > x > y
- Bz > y > x
- Cx > y > z
- Dx > z > y
Explanation
Solving: x = 5, y = 0, z = 10, so z > x > y.
If x + y = 5, y + z = 10 and z + x = 15, then which one of the following is correct?
Explanation
Solving: x = 5, y = 0, z = 10, so z > x > y.