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3.4   Solve Linear Systems in 3 Variables Elimination and Substitution Methods
The solution Is an ordered triple of the form (x, y, z) Is the point of intersection of the three planes represented by the system Is the x, y, and z values that make all three equations in the system true.
Elimination
Substitution
Assignment p. 182  # 2 – 22  even
Elimination
Substitution

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