168=2k+20(k+20)

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Solution for 168=2k+20(k+20) equation: 



168=2k+20(k+20)

We move all terms to the left:

168-(2k+20(k+20))=0



We calculate terms in parentheses: -(2k+20(k+20)), so:

2k+20(k+20)

We multiply parentheses

2k+20k+400

We add all the numbers together, and all the variables

22k+400

Back to the equation:

-(22k+400)



We get rid of parentheses

-22k-400+168=0

We add all the numbers together, and all the variables

-22k-232=0

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

-22k=232

k=232/-22

k=-10+6/11

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