Question

test the consistency and solve 5x 3y 7z=4, 3x 26y 2z=9, 7x 2y 10z=5

Answer 1

5x*3y*7z=4
105xyz=4
xyz=4/105
xyz=0.03

Answer 2

7x*2y*10z=5 140xyz=5 xyz=5/140 hope it will hlp u