6x+(16-X)0.8=10.8

问题描述:

6x+(16-X)0.8=10.8

解6x+16*0.8-0.8x=10.8
5.2x+12.8=10.8
5.2x=-2.8
x=-7/13

6x+12.8-0.8x=10.8
5.2x=10.8-12.8
5.2x=-2
X=-0.39

6x+12.8-0.8x=10.8
5.2x=-2
x=-20/52
x=-5/13