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212693.05-x=50000
We move all terms to the left:
212693.05-x-(50000)=0
We add all the numbers together, and all the variables
-1x+162693.05=0
We move all terms containing x to the left, all other terms to the right
-x=-162693.05
x=-162693.05/-1
x=162693+0.049999999988358/1
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