7x+3-2(2x+1)=13

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Solution for 7x+3-2(2x+1)=13 equation: 



7x+3-2(2x+1)=13

We move all terms to the left:

7x+3-2(2x+1)-(13)=0

We add all the numbers together, and all the variables

7x-2(2x+1)-10=0

We multiply parentheses

7x-4x-2-10=0

We add all the numbers together, and all the variables

3x-12=0

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

3x=12

x=12/3

x=4

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