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-30-4x=2x+20
We simplify the equation to the form, which is simple to understand
-30-4x=2x+20
We move all terms containing x to the left and all other terms to the right.
-4x-2x=+20+30
We simplify left and right side of the equation.
-6x=+50
We divide both sides of the equation by -6 to get x.
x=-8.33333333333
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