Math, asked by BuchamollaShankar, 10 months ago

2x+9y-7z ; 3y+z+3x ; 2x-4y-z

Answers

Answered by navneet9293

11

Answer:

2x+9y-7z+3y+z+3x+2x-4y-z

2x+3x+2x+9y+3y-4y-7z+z-z

7x+8y-7z

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