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15+18x=12x+4
We simplify the equation to the form, which is simple to understand
15+18x=12x+4
We move all terms containing x to the left and all other terms to the right.
+18x-12x=+4-15
We simplify left and right side of the equation.
+6x=-11
We divide both sides of the equation by 6 to get x.
x=-1.8333333333333
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