-9(-2k+10)=9(k+11)

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Solution for -9(-2k+10)=9(k+11) equation: 



-9(-2k+10)=9(k+11)

We move all terms to the left:

-9(-2k+10)-(9(k+11))=0

We multiply parentheses

18k-(9(k+11))-90=0



We calculate terms in parentheses: -(9(k+11)), so:

9(k+11)

We multiply parentheses

9k+99

Back to the equation:

-(9k+99)



We get rid of parentheses

18k-9k-99-90=0

We add all the numbers together, and all the variables

9k-189=0

We move all terms containing k to the left, all other terms to the right

9k=189

k=189/9

k=21

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