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230-3x=42x+20
We simplify the equation to the form, which is simple to understand
230-3x=42x+20
We move all terms containing x to the left and all other terms to the right.
-3x-42x=+20-230
We simplify left and right side of the equation.
-45x=-210
We divide both sides of the equation by -45 to get x.
x=4.66666666667
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