解方程,我要过程,(X-3)除以0.4,等于7.2?

2025-02-17 17:59:56
推荐回答(1个)
回答(1):

(x-3)÷0.4=7.2
x-3=7.2x0.4
x-3=2.88
x=2.88+3
x=5.88