(2x+8+21)21=(x+27)27

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Solution for (2x+8+21)21=(x+27)27 equation: 



(2x+8+21)21=(x+27)27

We move all terms to the left:

(2x+8+21)21-((x+27)27)=0

We add all the numbers together, and all the variables

(2x+29)21-((x+27)27)=0

We multiply parentheses

42x-((x+27)27)+609=0



We calculate terms in parentheses: -((x+27)27), so:

(x+27)27

We multiply parentheses

27x+729

Back to the equation:

-(27x+729)



We get rid of parentheses

42x-27x-729+609=0

We add all the numbers together, and all the variables

15x-120=0

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

15x=120

x=120/15

x=8

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