30-7x=12+11x

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Solution for 30-7x=12+11x equation: 



30-7x=12+11x

We move all terms to the left:

30-7x-(12+11x)=0

We add all the numbers together, and all the variables

-7x-(11x+12)+30=0

We get rid of parentheses

-7x-11x-12+30=0

We add all the numbers together, and all the variables

-18x+18=0

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

-18x=-18

x=-18/-18

x=1

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