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8=0.64x
We move all terms to the left:
8-(0.64x)=0
We add all the numbers together, and all the variables
-(+0.64x)+8=0
We get rid of parentheses
-0.64x+8=0
We move all terms containing x to the left, all other terms to the right
-0.64x=-8
x=-8/-0.64
x=12+0.32/0.64
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