45=-3(2k-7)-6(6-6k)

Solution for 45=-3(2k-7)-6(6-6k) equation:

45=-3(2k-7)-6(6-6k)

We move all terms to the left:

45-(-3(2k-7)-6(6-6k))=0

We add all the numbers together, and all the variables

-(-3(2k-7)-6(-6k+6))+45=0


We calculate terms in parentheses: -(-3(2k-7)-6(-6k+6)), so:

-3(2k-7)-6(-6k+6)

We multiply parentheses

-6k+36k+21-36

We add all the numbers together, and all the variables

30k-15

Back to the equation:

-(30k-15)


We get rid of parentheses

-30k+15+45=0

We add all the numbers together, and all the variables

-30k+60=0

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

-30k=-60

k=-60/-30

k=+2