Subtract the sum of (8m - 7n +6p²) and (-3m - 4n - p²) from the sum of (2m + 4n -3p²)
and (-m -n-p²).
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1
Step-by-step explanation:
(8m−7n+6p
2
)+(−3m−4n−p
2
)=(8−3)m−(7+4)n+(6−1)p
2
=5m−11n+5p
2
⟹(1)
(2m+4n−3p
2
)+(−m−n−p
2
)=(2−1)m+(4+1)n−(3+1)p
2
=(2−1)m+(4−1)n−(3+1)p
2
⟹(2)
Subtracting(1)from(2)
(m+3n−4p
2
)−(5m−11n+5p
2
)=(1−5)m+(3+11)n−(4+5)p
2
=−4m+14n−9p
2
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