-28-5k=5(1-5k)+7

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Solution for -28-5k=5(1-5k)+7 equation: 



-28-5k=5(1-5k)+7

We move all terms to the left:

-28-5k-(5(1-5k)+7)=0

We add all the numbers together, and all the variables

-5k-(5(-5k+1)+7)-28=0



We calculate terms in parentheses: -(5(-5k+1)+7), so:

5(-5k+1)+7

We multiply parentheses

-25k+5+7

We add all the numbers together, and all the variables

-25k+12

Back to the equation:

-(-25k+12)



We get rid of parentheses

-5k+25k-12-28=0

We add all the numbers together, and all the variables

20k-40=0

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

20k=40

k=40/20

k=2

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