(x一9)÷0.2=1.6解方程

2024-11-28 23:53:08
推荐回答(4个)
回答(1):

(x一9)÷0.2=1.6
X一9=1.6*0.2
X=9+1.6*0.2
=9.32

回答(2):

两边同乘以0.2 x-9 = 1.6 X 0.2 = 0.32
两边同时加9 x = 0.32+9 = 9.32

回答(3):

(x-9)x 5 = 1.6

回答(4):

解: (x一9)÷0.2*5=1.6*5
(x一9)=8
x一9+9=8+9
x=17