4.6-5.8x=7.9-7x
问题描述:
4.6-5.8x=7.9-7x
答
7X-5.8X=7.9-4.6
1.2X=3.3
X=2.75
答
先移项啊,4.6-5.8x=7.9-7x 7x-5.8x=7.9-4.6 1.2x=3.3 x =2.75