(k-7,2k)=(-k-1,k+2)

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Solution for (k-7,2k)=(-k-1,k+2) equation: 



(k-7.2k)=(-k-1.k+2)

We move all terms to the left:

(k-7.2k)-((-k-1.k+2))=0

We add all the numbers together, and all the variables

(-6.2k)-((-2k+2))=0

We get rid of parentheses

-6.2k-((-2k+2))=0



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

(-2k+2)

We get rid of parentheses

-2k+2

Back to the equation:

-(-2k+2)



We get rid of parentheses

-6.2k+2k-2=0

We add all the numbers together, and all the variables

-4.2k-2=0

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

-4.2k=2

k=2/-4.2

k=-1/2.1

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