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0.2+x+2.1=2.3
We simplify the equation to the form, which is simple to understand
0.2+x+2.1=2.3
We move all terms containing x to the left and all other terms to the right.
+1x=+2.3-0.2-2.1
We simplify left and right side of the equation.
+1x=-4.4408920985E-16
We divide both sides of the equation by 1 to get x.
x=-4.4408920985E-16
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