x+18=4*(x-45)

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Solution for x+18=4*(x-45) equation: 



x+18=4(x-45)

We move all terms to the left:

x+18-(4(x-45))=0



We calculate terms in parentheses: -(4(x-45)), so:

4(x-45)

We multiply parentheses

4x-180

Back to the equation:

-(4x-180)



We get rid of parentheses

x-4x+180+18=0

We add all the numbers together, and all the variables

-3x+198=0

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

-3x=-198

x=-198/-3

x=+66

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