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3.8x=-8.5
We move all terms to the left:
3.8x-(-8.5)=0
We add all the numbers together, and all the variables
3.8x+8.5=0
We move all terms containing x to the left, all other terms to the right
3.8x=-8.5
x=-8.5/3.8
x=-2+0.9/3.8
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