20+2k=-2(1-4k)-2

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Solution for 20+2k=-2(1-4k)-2 equation: 



20+2k=-2(1-4k)-2

We move all terms to the left:

20+2k-(-2(1-4k)-2)=0

We add all the numbers together, and all the variables

2k-(-2(-4k+1)-2)+20=0



We calculate terms in parentheses: -(-2(-4k+1)-2), so:

-2(-4k+1)-2

We multiply parentheses

8k-2-2

We add all the numbers together, and all the variables

8k-4

Back to the equation:

-(8k-4)



We get rid of parentheses

2k-8k+4+20=0

We add all the numbers together, and all the variables

-6k+24=0

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

-6k=-24

k=-24/-6

k=+4

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