解方程:75-0.8x=2乘5.13

分类: 作业答案 • 2022-01-02 16:19:44

问题描述：

解方程:75-0.8x=2乘5.13

答

75-0.8x=2X5.13
75-2X5.13=0.8x
75-10.26=0.8x
64.74=0.8x
x=80.925

答

75-2*5.13=0.8x
0.8x=64.74
x=80.925

答

75 - 0.8 x = 2 × 5.13
75 - 0.8 x = 10.26
- 0.8 x = 10.26 - 75
- 0.8 x = - 64.74
x = - 80.925