7+2x=9-2x

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Solution for 7+2x=9-2x equation: 



7+2x=9-2x

We move all terms to the left:

7+2x-(9-2x)=0

We add all the numbers together, and all the variables

2x-(-2x+9)+7=0

We get rid of parentheses

2x+2x-9+7=0

We add all the numbers together, and all the variables

4x-2=0

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

4x=2

x=2/4

x=1/2

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