62=-7(k+9)-12(2+9k)

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Solution for 62=-7(k+9)-12(2+9k) equation: 



62=-7(k+9)-12(2+9k)

We move all terms to the left:

62-(-7(k+9)-12(2+9k))=0

We add all the numbers together, and all the variables

-(-7(k+9)-12(9k+2))+62=0



We calculate terms in parentheses: -(-7(k+9)-12(9k+2)), so:

-7(k+9)-12(9k+2)

We multiply parentheses

-7k-108k-63-24

We add all the numbers together, and all the variables

-115k-87

Back to the equation:

-(-115k-87)



We get rid of parentheses

115k+87+62=0

We add all the numbers together, and all the variables

115k+149=0

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

115k=-149

k=-149/115

k=-1+34/115

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