Question 1044454

{{{4x^2=-11x-6}}}

{{{4x^2+11x+6=0}}}.......factor, write {{{11x}}} as {{{8x+3x}}} 

{{{4x^2+8x+3x+6=0}}}......group

{{{(4x^2+8x)+(3x+6)=0}}}

{{{4x(x+2)+3(x+2)=0}}}

{{{(4x+3)(x+2)=0}}}

solutions:

if {{{4x+3=0}}}=>{{{4x=-3}}}=>{{{x=-3/4}}}
if {{{x+2=0}}}=>{{{x=-2}}}