Question 990571
{{{(1/2)b+1+(1/3)b=-23/12}}}
{{{(1/2)b+(1/3)b=-23/12-12/12}}}
{{{(3/6)b+(2/6)b=-35/12}}}
{{{(5/6)b=-35/12}}}
{{{b=-(35/12)(6/5)}}}
{{{b=-7/2}}}