8x+3x0.9=6.3解方程_数学解答

8x+3x0.9=6.3解方程

人气：315 ℃　时间：2020-04-04 21:29:16

解答

8Ⅹ+2.7=6.3
8Ⅹ+2.7-2.7=6.3-2.7
8Ⅹ=3.6
Ⅹ=3.6÷8
Ⅹ=0.458Ⅹ+2.7=6.3
8Ⅹ+2.7-2.7=6.3-2.7
8Ⅹ=3.6
Ⅹ=3.6÷8
Ⅹ=0.45