Question 559425
(m+3)^2 + 5(m+3) –14 = 0

using the quadratic eqaution 

(m+3)^2+7(m+3)-2(m+3)-14=0

(m+3)(m+3+7)-2(m+3+7)=0

(m+3)(m+10)-2(m+10)=0

(m+10)(m+3-2)=0
(m+10)(m+1)=0
m=-10 OR -1