28-11-2017
Mathematics

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What is -10=10(k-9) plz??

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28-11-2017

-10=10(k-9)
so,
-10=10k-90
that is just expanding the brackets by multiplying to k and-9
then.
-10=10k-90
move the-90 over by adding 90
so, 80=10k
k =80/10
k=8

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