Question 39296
Since we are multiplying three things to get zero...the ONLY way that happen is if one (or more) equals zero...so from
(2x-3)(x+5)(x-7)= 0
2x - 3 = 0 and x  = 3/2
x + 5 = 0 and x = -5
x - 7 = 0 and x = 7