Question 447375
m^2+8m/3=-2/3
m^2+8m/3+16/9=-2/3+16/9
m^2+4m/3+4m/3+16/9=10/9
m(m+4/3)+4/3(m+4/3)=10/9
(m+4/3)^2=10/9
m+4/3=square root(10/9)
m=square root(10/9)-4/3