AP EAMCET · Maths · Straight Lines
If the system of linear equations given by is consistent and if is a solution, then
- A
- B
- C
- D
Answer & Solution
Correct Answer
(B)
Step-by-step Solution
Detailed explanation
Given, x+y+z=3 ...i 2x+2y-z=3 ...ii x+y-z=1 ...iii Adding, we get x+y=2 ...iv Substituting this value of x+y in i, we get z=1 Now, if x0,y0,z0 is the solution then x0+y0=2 & z0=1. Then, 2x0+2y0+z0=2x0+y0+z0…
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