Question

Tell me the solved answer. ​

Answer 1

Hope this will help you.

Answer 2

Answer:

Step-by-step explanation:

2) 5x - 4y + 2xy

 +      4y + 2xy + 1

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        5x + 4xy +1

3)    p - 2q - 5r - 8

-   -6p + q + 3r + 8

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as we know in substraction signs change

         p + 2q + 5r + 8

 -    +6p  - q  - 3r  - 8

---------------------------------

        7p  +q +2r