(2x-1)+(4x+7)=(21x+1)

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Solution for (2x-1)+(4x+7)=(21x+1) equation: 



(2x-1)+(4x+7)=(21x+1)

We move all terms to the left:

(2x-1)+(4x+7)-((21x+1))=0

We get rid of parentheses

2x+4x-((21x+1))-1+7=0



We calculate terms in parentheses: -((21x+1)), so:

(21x+1)

We get rid of parentheses

21x+1

Back to the equation:

-(21x+1)



We add all the numbers together, and all the variables

6x-(21x+1)+6=0

We get rid of parentheses

6x-21x-1+6=0

We add all the numbers together, and all the variables

-15x+5=0

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

-15x=-5

x=-5/-15

x=1/3

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