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8x+4x=28
We simplify the equation to the form, which is simple to understand
8x+4x=28
We move all terms containing x to the left and all other terms to the right.
+8x+4x=+28
We simplify left and right side of the equation.
+12x=+28
We divide both sides of the equation by 12 to get x.
x=2.3333333333333
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