-160=-4(7k+5)

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Solution for -160=-4(7k+5) equation: 



-160=-4(7k+5)

We move all terms to the left:

-160-(-4(7k+5))=0



We calculate terms in parentheses: -(-4(7k+5)), so:

-4(7k+5)

We multiply parentheses

-28k-20

Back to the equation:

-(-28k-20)



We get rid of parentheses

28k+20-160=0

We add all the numbers together, and all the variables

28k-140=0

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

28k=140

k=140/28

k=5

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