Math, asked by nbhardwaj791, 7 months ago

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Answered by basantakumarpa68
1

Answer:

The step by

13x-4y+7z-6z+6x+3y

=>13x+6x-4y+3y+7z-6z

=>19x-y+z

Step-by-step explanation:

6x-4y-4z+2x+4y-7

6x+2x-4y+4y-7

8x-7

8x=7

x=8/7

x=1.1428571429

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