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Consider the following system. 4x-y+2z = 12 y+x = 2 y-x = 6 (a) True or False? The point (4, 2, 3) is a solution

Consider the following system.

4x-y+2z = 12

y+x = 2

y-x = 6

(a) True or False? The point (4, 2, 3) is a solution to the system. In either case, explain why.

(b) If the answer is false, give a solution. If the answer is true, give another solution.

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