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1.5x+8.1=0
We simplify the equation to the form, which is simple to understand
1.5x+8.1=0
We move all terms containing x to the left and all other terms to the right.
+1.5x=0-8.1
We simplify left and right side of the equation.
+1.5x=-8.1
We divide both sides of the equation by 1.5 to get x.
x=-5.4
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