7x+3-x=3(1+2x)

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Solution for 7x+3-x=3(1+2x) equation: 



7x+3-x=3(1+2x)

We move all terms to the left:

7x+3-x-(3(1+2x))=0

We add all the numbers together, and all the variables

7x-x-(3(2x+1))+3=0

We add all the numbers together, and all the variables

6x-(3(2x+1))+3=0



We calculate terms in parentheses: -(3(2x+1)), so:

3(2x+1)

We multiply parentheses

6x+3

Back to the equation:

-(6x+3)



We get rid of parentheses

6x-6x-3+3=0

We add all the numbers together, and all the variables

=0

x=0/1

x=0

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