Respuesta :
Answer:
3m+2n² − (7m — 5n²)
1. Simplify
Rearrange terms
3m+2n² - (7m - 5n²)
3m+2n² - (-5n²+7m)
2. Distribute
3m+2n² - (-5n²+7m)
3m+2n²+5n² - 7m
3. Combine like terms
3m+2n² + 5n² - 7m
3m+7n² - 7m
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Answer:
-4m+7n^2
Step-by-step explanation:
3m+ 2n^2 - (7m-5n^2)
Distribute the minus sign
3m+ 2n^2 - 7m+5n^2
Combine like terms
3m-7m+2n^2+5n^2
-4m+7n^2