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28-01-2021
Mathematics

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subtract -3n^2 from -7n^2

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28-01-2021

Answer: 4n^2

Step-by-step explanation: -3n^2 - (-7n^2) = -3n^2 + 7n^2= 4n^2. When adding and subtracting the exponents stay the same only the coefficients are subtracted or added

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