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8x-30=8x+-30
We move all terms to the left:
8x-30-(8x+-30)=0
We add all the numbers together, and all the variables
8x-(8x-30)-30=0
We get rid of parentheses
8x-8x+30-30=0
We add all the numbers together, and all the variables
=0
x=0/1
x=0
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