9(k-4)-7k=-2(k+8)

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Solution for 9(k-4)-7k=-2(k+8) equation: 



9(k-4)-7k=-2(k+8)

We move all terms to the left:

9(k-4)-7k-(-2(k+8))=0

We add all the numbers together, and all the variables

-7k+9(k-4)-(-2(k+8))=0

We multiply parentheses

-7k+9k-(-2(k+8))-36=0



We calculate terms in parentheses: -(-2(k+8)), so:

-2(k+8)

We multiply parentheses

-2k-16

Back to the equation:

-(-2k-16)



We add all the numbers together, and all the variables

2k-(-2k-16)-36=0

We get rid of parentheses

2k+2k+16-36=0

We add all the numbers together, and all the variables

4k-20=0

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

4k=20

k=20/4

k=5

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