Question 177033
1.{{{4/9-1/9=3/9=1/3}}}
2.{{{y/4+2y=y/4+8y/4=(9y)/4}}}
3.{{{ 3/(x+1)+2/(x-1)=(3/(x+1))((x-1)/(x-1))+(2/(x-1))((x+1)/(x+1))}}}
{{{ 3/(x+1)+2/(x-1)= (3(x-1))/((x+1)(x-1))
+(2(x+1))/((x+1)(x-1))
}}}
{{{ 3/(x+1)+2/(x-1)= (3(x-1)+2(x+1))/((x+1)(x-1))
}}}
{{{ 3/(x+1)+2/(x-1)= (3x-3+2x+2)/((x+1)(x-1))
}}}
{{{ 3/(x+1)+2/(x-1)= (5x-1)/((x+1)(x-1))
}}}