Answer:
Step-by-step explanation:
(2m+3)(4m+3)=0
2m(4m + 3) + 3 (4m +3) =0
2m*4m + 2m*3 +3*4m + 3*3 = 0
8m² + 6m + 12m + 9 = 0
8m² + 18m + 9 =0
or if you want solution
2m+3 = 0 ; 4m+3=0
2m = -3 ; 4m = -3
m = -3/2 ; m = -3/4
