30×(x×6)=189720 3438+x÷6=10004 (800-180)÷x=20

Question

30×(x×6)=189720
3438+x÷6=10004
(800-180)÷x=20

Answer 1

30x+180=189720
30x=189540
x=6318
....
x/6=6566
x=39396
.....
620/x=20
x=620/20=31

Answer 2

X=31
///////////////////////////