Question 179457
{{{x^2-2x=15x-10}}} 
Start by moving all terms to the left:
{{{x^2-2x-15x+10=0}}} 
{{{x^2-17x+10=0}}} 
Since, you can't factor, you must apply the quadratic equation.  Doing so yields:
x = {16.390, 0.610}
.
Details of the quadratic follows:
*[invoke quadratic "x", 1, -17, 10 ]