30-12x=-18

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Solution for 30-12x=-18 equation: 



30-12x=-18

We move all terms to the left:

30-12x-(-18)=0

We add all the numbers together, and all the variables

-12x+48=0

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

-12x=-48

x=-48/-12

x=+4

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