-6(5k+5)-7k=-6(-7+4k)-k

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Solution for -6(5k+5)-7k=-6(-7+4k)-k equation: 



-6(5k+5)-7k=-6(-7+4k)-k

We move all terms to the left:

-6(5k+5)-7k-(-6(-7+4k)-k)=0

We add all the numbers together, and all the variables

-6(5k+5)-7k-(-6(4k-7)-k)=0

We add all the numbers together, and all the variables

-7k-6(5k+5)-(-6(4k-7)-k)=0

We multiply parentheses

-7k-30k-(-6(4k-7)-k)-30=0



We calculate terms in parentheses: -(-6(4k-7)-k), so:

-6(4k-7)-k

We add all the numbers together, and all the variables

-1k-6(4k-7)

We multiply parentheses

-1k-24k+42

We add all the numbers together, and all the variables

-25k+42

Back to the equation:

-(-25k+42)



We add all the numbers together, and all the variables

-37k-(-25k+42)-30=0

We get rid of parentheses

-37k+25k-42-30=0

We add all the numbers together, and all the variables

-12k-72=0

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

-12k=72

k=72/-12

k=-6

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