$$2x2+3x-27=0$$
$x=-\frac{2x_{2}}{3}+9$
$$3x-27=-2x_{2}$$
$$3x=-2x_{2}+27$$
$$3x=27-2x_{2}$$
$$\frac{3x}{3}=\frac{27-2x_{2}}{3}$$
$$x=\frac{27-2x_{2}}{3}$$
$$x=-\frac{2x_{2}}{3}+9$$
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$x_{2}=\frac{27-3x}{2}$
$$2x_{2}-27=-3x$$
$$2x_{2}=-3x+27$$
$$2x_{2}=27-3x$$
$$\frac{2x_{2}}{2}=\frac{27-3x}{2}$$
$$x_{2}=\frac{27-3x}{2}$$
