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2x-8=20.
We move all terms to the left:
2x-8-(20.)=0
We add all the numbers together, and all the variables
2x-8-20=0
We add all the numbers together, and all the variables
2x-28=0
We move all terms containing x to the left, all other terms to the right
2x=28
x=28/2
x=14
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