1.

Determine the normal equation for x for the equations, 5x+2y+3z-6 = 0 and 2x+4y+6z-10 = 0, having equal weight.

A. 29x+18y+27z-50 = 0
B. 18x+29y+27z-50 = 0
C. 27x+18y+29z-50 = 0
D. 29x+81y+27z-50 = 0
Answer» B. 18x+29y+27z-50 = 0


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