115=(20+1x)+(20+5x)

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Solution for 115=(20+1x)+(20+5x) equation: 



115=(20+1x)+(20+5x)

We move all terms to the left:

115-((20+1x)+(20+5x))=0

We add all the numbers together, and all the variables

-((x+20)+(5x+20))+115=0



We calculate terms in parentheses: -((x+20)+(5x+20)), so:

(x+20)+(5x+20)

We get rid of parentheses

x+5x+20+20

We add all the numbers together, and all the variables

6x+40

Back to the equation:

-(6x+40)



We get rid of parentheses

-6x-40+115=0

We add all the numbers together, and all the variables

-6x+75=0

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

-6x=-75

x=-75/-6

x=12+1/2

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