Матем (164/x-164)*300=0

Question

Матем
(164/x-164)*300=0

Answer 1

(164/х-164)*300=0
300*164-300*164х=0
300*164(1-х)=0
1-х=0
х=1

Answer 2

164/x = t;
(t-164)*300 = 0;
t-164 = 0;
t = 164;
X = 1