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x+8x-4=0
We simplify the equation to the form, which is simple to understand
x+8x-4=0
We move all terms containing x to the left and all other terms to the right.
+1x+8x=0+4
We simplify left and right side of the equation.
+9x=+4
We divide both sides of the equation by 9 to get x.
x=0.444444444444
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