Question 113814
{{{2x^2 = 10x + 12}}}
divide both sides by 2
{{{x^2 = 5x + 6}}}
{{{x^2 - 5x - 6 = 0}}}
{{{(x - 6)(x + 1) = 0}}}
{{{x = 6}}}
{{{x = -1}}} reject this- problem says POSITIVE integer
check:
{{{2x^2 = 10x + 12}}}
{{{2*6^2 = 10*6 + 12}}}
{{{72 = 60 + 12}}}
{{{72 = 72}}}
OK