English, asked by luni44, 1 month ago

Add the following algebraic expressions: 3x + 9y - 7z, 3y + z - 3x and 2z - 4y - x​

Answers

Answered by NikitaNikita29
5

Answer:

Hope it's helpful for you

Attachments:
Answered by sahanasharath189
0

Answer:

Explanation:Answer

Verticalmethod

2x+9y−7z

3x+3y+z

2x−4y−2

​  

 

7x+8y−72

​  

 

Horizontalmethod

2x+9y−72+3x+3y+2+2x−4y−2

=7x+8y−72Ans(2)

1=2

Bothansaresame.

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