解方程X+35=79.4还有46.5-X=27.4 6X=7.5 3.6X＝9.72_数学解答

解方程X+35=79.4
还有46.5-X=27.4 6X=7.5 3.6X＝9.72

人气：366 ℃　时间：2020-03-26 19:58:11

解答

X+35=79.4
x=79.4-35
x=44.4
46.5-X=27.4
x=46.5-27.4
x=19.1
6X=7.5
x=7.5/6
x=1.25
3.6X＝9.72
x=9.72/3.6
x=2.7