Question 292499
{{{4h(3h + 2) = h + 12}}} Start with the given equation.



{{{12h^2+8h = h + 12}}} Distribute



{{{12h^2+8h - h - 12 = 0}}} Get everything to one side.



{{{12h^2+7h - 12 = 0}}} Combine like terms.



*[invoke quadratic_formula 12, 7, -12, "h"]