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6.87-2x=2.8
We simplify the equation to the form, which is simple to understand
6.87-2x=2.8
We move all terms containing x to the left and all other terms to the right.
-2x=+2.8-6.87
We simplify left and right side of the equation.
-2x=-4.07
We divide both sides of the equation by -2 to get x.
x=2.035
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