-3(5-9k)=25+7k

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Solution for -3(5-9k)=25+7k equation: 



-3(5-9k)=25+7k

We move all terms to the left:

-3(5-9k)-(25+7k)=0

We add all the numbers together, and all the variables

-3(-9k+5)-(7k+25)=0

We multiply parentheses

27k-(7k+25)-15=0

We get rid of parentheses

27k-7k-25-15=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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