7x+9=7-3x

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Solution for 7x+9=7-3x equation: 



7x+9=7-3x

We move all terms to the left:

7x+9-(7-3x)=0

We add all the numbers together, and all the variables

7x-(-3x+7)+9=0

We get rid of parentheses

7x+3x-7+9=0

We add all the numbers together, and all the variables

10x+2=0

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

10x=-2

x=-2/10

x=-1/5

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