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2x+0.30=0.50
We move all terms to the left:
2x+0.30-(0.50)=0
We add all the numbers together, and all the variables
2x+0.30-(0.5)=0
We add all the numbers together, and all the variables
2x-0.2=0
We move all terms containing x to the left, all other terms to the right
2x=0.2
x=0.2/2
x=0.2/2
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