2x+8.4 6.3一4.8x 3(x一|.2)=11.4 5.5-1.7x2=13.|
问题描述:
2x+8.4 6.3一4.8x 3(x一|.2)=11.4 5.5-1.7x2=13.|
2x+8.4 6.3一4.8x 3(x一|.2)=11.4 5.5-1.7x2=13.| 1.6x 除0.8=2(2.6+x)除2.
答
12581