2a=(a-5)+80

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Solution for 2a=(a-5)+80 equation: 



2a=(a-5)+80

We move all terms to the left:

2a-((a-5)+80)=0



We calculate terms in parentheses: -((a-5)+80), so:

(a-5)+80

We get rid of parentheses

a-5+80

We add all the numbers together, and all the variables

a+75

Back to the equation:

-(a+75)



We get rid of parentheses

2a-a-75=0

We add all the numbers together, and all the variables

a-75=0

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

a=75

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