Math, asked by sk4969333, 7 months ago

If we add, 7xy + 5yz – 3zx, 4yz + 9zx – 4y and –3xz + 5x – 2xy, then the answer is

Answers

Answered by yadavchandan2079

13

Answer:

9xy + 9yz - 3xz - 4y - 5x

Step-by-step explanation:

7xy + 5yz - 3zx + 4yz +9zx - 4y + (-3xz + 5x -2xy)

7xy +5xz - 3zx + 4yz +9zx- 4y - 3xz -5x+2xy

7xy+2xy +5yz +4yz -3xz -3zx +9zx -4y -5x

9xy +9yz -3xz -4y -5x

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