8.7-3.5x=7.8 x等于多少
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/07 18:50:11
8.7-3.5x=7.8 x等于多少
8.7-3.5x=7.8 x等于多少
8.7-3.5x=7.8 x等于多少
8.7 - 3.5x = 7.8
3.5x = 8.7 - 7.8
3.5x = 0.9
x = 0.9÷3.5
x = 9/35
11.3X=-8.7
X=-0.77
8.7 - 3.5x = 7.8
3.5x = 8.7 - 7.8
3.5x = 0.9
x = 0.9÷3.5
x = 9/35
8.7-7.8=3.5x x=0.9/3.5=0.257142857142857142857142857142……
=0.76991150442