-4(3k-7)=100

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Solution for -4(3k-7)=100 equation: 



-4(3k-7)=100

We move all terms to the left:

-4(3k-7)-(100)=0

We multiply parentheses

-12k+28-100=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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