7(k-90)=28

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Solution for 7(k-90)=28 equation: 



7(k-90)=28

We move all terms to the left:

7(k-90)-(28)=0

We multiply parentheses

7k-630-28=0

We add all the numbers together, and all the variables

7k-658=0

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

7k=658

k=658/7

k=94

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