(4a-7)(3a+)=0
so either 4a-7 = 0 or ???? = 0
(your second part is not complete, once you have decided what it should be, follow the same steps I use for the first part
4a - 7 = 0 or (your other part)
4a = 7
a = 7/4
use the zero product property to solve for (4a-7)(3a+)=0
1 answer
1 answer