Question

Subtract the sum of (8m - 7n +6p²) and (-3m - 4n - p²) from the sum of (2m + 4n -3p²)
and (-m -n-p²).​

Answer 1

Answer:

4m-14n+9p^2

Step-by-step explanation:

Add first two nos.

8m-7n+6p^2

+ -3m-4n-p^2

___________

5m-11n+5p^2 .................. (I)

Add next two nos.

2m+4n-3p^2

+ -1m-1n-1p^2

__________

1m+3n-4p^2 ................... (ii)

Then add (I) and (ii)

5m-11n+5p^2

- 1m+3n-4p^2

__________

4m-14n+9p^2

Answer 2

answer is : 4m - 14n + 9p ^ 2