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4,200=30x
We simplify the equation to the form, which is simple to understand
4,200=30x
We move all terms containing x to the left and all other terms to the right.
-30x=-4.2
We simplify left and right side of the equation.
-30x=-4.2
We divide both sides of the equation by -030 to get x.
x=0.14
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