MathematicsMedium244×since 2002Q4589Consider the following system of equations : x + 2y −-− 3z = a 2x + 6y −-− 11z = b x −-− 2y + 7z = c, where a, b and c are real constants. Then the system of equations :Ahas no solution for all a, b and cBhas a unique solution when 5a = 2b + cChas infinite number of solutions when 5a = 2b + cDhas a unique solution for all a, b and cCheck answerSkip