Question 1049047

{{{x^2+7x+10}}}.....write {{{7x}}} as {{{2x+5x}}}

{{{x^2+2x+5x+10}}}....group

{{{(x^2+2x)+(5x+10)}}}.............factor out {{{x}}} from first group and {{{5}}} from second group 

{{{x(x+2)+5(x+2)}}}

{{{(x+5) (x+2)}}}