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x+x+.666x+.666x=260
We simplify the equation to the form, which is simple to understand
x+x+.666x+.666x=260
We move all terms containing x to the left and all other terms to the right.
+1x+1x + 0.666x + 0.666x=+260
We simplify left and right side of the equation.
+3.332x=+260
We divide both sides of the equation by 3.332 to get x.
x=78.031212485
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