30=-2+7x

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Solution for 30=-2+7x equation: 



30=-2+7x

We move all terms to the left:

30-(-2+7x)=0

We add all the numbers together, and all the variables

-(7x-2)+30=0

We get rid of parentheses

-7x+2+30=0

We add all the numbers together, and all the variables

-7x+32=0

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

-7x=-32

x=-32/-7

x=4+4/7

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