simplify 4x -[4y-{ x - (2z- 2y) + 3z - (x - 2y - z )}]
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4x - [4y - {x - (2z - 2y)+ 3z - (x - 2y - z)}]
4x - [4y - {x - 2z +2y+ 3z - x + 2y + z}]
4x - [4y - { - 2z + 3z + z+ 2y+ 2y}]
4x - [4y - { 2z + 4y}]
4x - [4y - 2z - 4y]
4x - [- 2z ]
4x + 2z
Step-by-step explanation:
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