7=3x+-2

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Solution for 7=3x+-2 equation: 



7=3x+-2

We move all terms to the left:

7-(3x+-2)=0

We add all the numbers together, and all the variables

-(3x-2)+7=0

We get rid of parentheses

-3x+2+7=0

We add all the numbers together, and all the variables

-3x+9=0

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

-3x=-9

x=-9/-3

x=+3

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