7x+x=4x+(2x+1)=6x+20

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Solution for 7x+x=4x+(2x+1)=6x+20 equation: 



7x+x=4x+(2x+1)=6x+20

We move all terms to the left:

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

We add all the numbers together, and all the variables

8x-(4x+(2x+1))=0



We calculate terms in parentheses: -(4x+(2x+1)), so:

4x+(2x+1)

We get rid of parentheses

4x+2x+1

We add all the numbers together, and all the variables

6x+1

Back to the equation:

-(6x+1)



We get rid of parentheses

8x-6x-1=0

We add all the numbers together, and all the variables

2x-1=0

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

2x=1

x=1/2

x=1/2

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