-7k-5(7k+3)=-4(-3k-15)-15

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Solution for -7k-5(7k+3)=-4(-3k-15)-15 equation: 



-7k-5(7k+3)=-4(-3k-15)-15

We move all terms to the left:

-7k-5(7k+3)-(-4(-3k-15)-15)=0

We multiply parentheses

-7k-35k-(-4(-3k-15)-15)-15=0



We calculate terms in parentheses: -(-4(-3k-15)-15), so:

-4(-3k-15)-15

We multiply parentheses

12k+60-15

We add all the numbers together, and all the variables

12k+45

Back to the equation:

-(12k+45)



We add all the numbers together, and all the variables

-42k-(12k+45)-15=0

We get rid of parentheses

-42k-12k-45-15=0

We add all the numbers together, and all the variables

-54k-60=0

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

-54k=60

k=60/-54

k=-1+1/9

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