(2m+3)(4m+3)=0 Solve: (2m+3)=0 2m+3-3=0-3 2m=-3 2m/2=-3/2 m=-3/2 Solve: (4m+3)=0 4m+3-3=0-3 4m=-3 4m/4=-3/4 m=-3/4