In the system of the equations 1x+1y=56,1y+1z=712 and 1z+1x=34 the values of x, y and z are correctly denoted in which of the following options?
A
4, 3 and 2
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B
3, 2 and 4
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C
2, 3 and 4
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D
3, 4 and 2
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E
None of these
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Solution
The correct option is B 3, 2 and 4 Substituting 1x,1yand1z as a,b,c, and then solving the given equations, we can get the values of x,y,z as 3,2,4 respectively.