-4(7k-3)=-128

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Solution for -4(7k-3)=-128 equation: 



-4(7k-3)=-128

We move all terms to the left:

-4(7k-3)-(-128)=0

We add all the numbers together, and all the variables

-4(7k-3)+128=0

We multiply parentheses

-28k+12+128=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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