(13x+45)=(12x-40)

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Solution for (13x+45)=(12x-40) equation: 



(13x+45)=(12x-40)

We move all terms to the left:

(13x+45)-((12x-40))=0

We get rid of parentheses

13x-((12x-40))+45=0



We calculate terms in parentheses: -((12x-40)), so:

(12x-40)

We get rid of parentheses

12x-40

Back to the equation:

-(12x-40)



We get rid of parentheses

13x-12x+40+45=0

We add all the numbers together, and all the variables

x+85=0

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

x=-85

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