解方程:2.8x+7x=44.1

来源:学生作业帮助网 编辑:六六作业网 时间:2024/07/10 14:18:15
解方程:2.8x+7x=44.1解方程:2.8x+7x=44.1解方程:2.8x+7x=44.19.8X=44.1X=44.1÷9.8X=4.59.8x=44.1x=4.52.8x+7x=44.17.

解方程:2.8x+7x=44.1
解方程:2.8x+7x=44.1

解方程:2.8x+7x=44.1
9.8X=44.1
X=44.1÷9.8
X=4.5

9.8x=44.1
x=4.5

2.8x+7x=44.1
7.8x=44.1
x=44.1/7.8
x=5.65

x=44.1/9.8=4.5

9.8X=44.1
X=44.1/9.8
X=4.5

9.8x=44.1,x=44.1/9.8=441/98