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0.8=x+0.5-0.5x
We move all terms to the left:
0.8-(x+0.5-0.5x)=0
We add all the numbers together, and all the variables
-(0.5x+0.5)+0.8=0
We get rid of parentheses
-0.5x-0.5+0.8=0
We add all the numbers together, and all the variables
-0.5x+0.3=0
We move all terms containing x to the left, all other terms to the right
-0.5x=-0.3
x=-0.3/-0.5
x=0.3/0.5
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