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22-03-2021
Mathematics

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−k−(−8k+7) what is the answer, I want an explanation please

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devishri1977 devishri1977

22-03-2021

Answer:

Step-by-step explanation:

-k - ( -8k + 7)

negative sign is outside the parenthesis. so it should be multiplied with -8k and 7

-k - (-8k + 7) = -k - 8k * (-1) + 7*(-1)

= -1k + 8k - 7

Now -k and 8k are like terms. So, combine them.

= 7k - 7

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