Question 169113
multiply 
where do I begin with this problem? 
6x + 18 = 12x + 12 
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There's nothing to multiply.
Subtract 12 from both sides of the =.
6x + 6 = 12x
Subtract 6x from both sides.
6 = 6x
Divide both sides by 6
1 = x
Publish your results.