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1x+2+2x=3+1
We simplify the equation to the form, which is simple to understand
1x+2+2x=3+1
We move all terms containing x to the left and all other terms to the right.
+1x+2x=+3+1-2
We simplify left and right side of the equation.
+3x=+2
We divide both sides of the equation by 3 to get x.
x=0.666666666667
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