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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



We calculate terms in parentheses: -(7(x+2)-1), so:

7(x+2)-1

We multiply parentheses

7x+14-1

We add all the numbers together, and all the variables

7x+13

Back to the equation:

-(7x+13)



We get rid of parentheses

2x-7x-13+3=0

We add all the numbers together, and all the variables

-5x-10=0

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

-5x=10

x=10/-5

x=-2

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