Algebra 2

which of the following elementary row operations could be used to cancel the z term from equation 2 in the following system of equations

X+y+z=1 (eq1)
X+y-2z=-2 (eq2)
3x-2y+z=6 (eq3)

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  1. how about : double the first, then add it to the second

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    posted by Reiny

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