X-8等于10.4解方程?

2025-12-14 19:20:53
推荐回答(2个)
回答1:

解:解方程, 此方程的解为x = 92/5,【即x = 18.4】
x - 8 = 10.4
x - 8 = (10×10+4)/10
x - 8 = 104/10
x - 8 = 52/5
x = 52/5 + 8
x = 52/5 + 40/5
x = 92/5
∴x = 18.4
答:此方程的解为x = 92/5,【即x = 18.4】

回答2:

x-8=10.4
x=10.4+8
x=18.4