Question 905454
3n^2 - n = 70
3n^2 - n - 70 = 0
{{{x = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}}

{{{x = (1 +- sqrt( 841 ))/(6) }}}
{{{x = (1 +- sqrt( 29))/(6) }}}
x = 5 is the Integer Solution