Math, asked by sarthakdandekar, 4 months ago

5x - 2y + 7z ; -2x + 7y + 2z ; 5x - 7y + 5z

Answers

Answered by srbajaj917

1

Answer:

8x-2y+14z

Step-by-step explanation:

(5x-2y+7z)+(-2x+7y+2z)+(5x-7y+5z)

5x-2y+7z-2x+7y+2z+5x-7y+5z

5x-2x+5x-2y+7y-7y+7z+2z+5z

3x+5x+5y-7y+9z+5z

8x-2y+14z

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