Question 476126


{{{3m^2 + 4m + 1 = 0 }}}....replace {{{4m}}} with {{{3m+m}}}


{{{3m^2 + 3m+m + 1 = 0 }}}...group

{{{(3m^2 + 3m)+(m + 1 )= 0 }}}

{{{3m(m + 1)+(m + 1 )= 0 }}}

{{{(3m+1)(m + 1 )= 0 }}}


if {{{3m+1= 0 }}}...->...{{{3m=-1}}}...->...{{{m=-1/3}}}

if {{{m+1= 0 }}}...->...{{{m=-1}}}