2.5X=14加验算

问题描述:

2.5X=14加验算

x = 14/2.5
x = 5.6
检验 把x = 5.6带入,得 2.5*5.6=14

- -!回答了....

2.5X=14
x=14/2.5
x=5.6
验算:2.5*5.6=14