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Algebra 1SuperchallengeFoundations

Foundations · Superchallenge problem

Simplify 3(x−2y+z)−2(2x+y−3z)+(x+4y−z)3(x - 2y + z) - 2(2x + y - 3z) + (x + 4y - z) completely, then evaluate the result when x=5x = 5, y=−2y = -2, z=3z = 3.