from the sum of 12m²n - 8mn, 3m²n + 5mn subtract 13m²n - 9mn
Answers
Answered by
1
Answer:
2m²n + 6mn
Step-by-step explanation:
Sum of 12m²n - 8mn, 3m²n + 5mn
= 15m²n - 3mn
Now subtracting,
= 15m²n - 3mn - (13m²n - 9mn)
= 15m²n - 3mn - 13m²n + 9mn
= 2m²n + 6mn
Similar questions