求解(X-820)*0.15=(X-820)*0.25-1597.92 求X值
问题描述:
求解(X-820)*0.15=(X-820)*0.25-1597.92 求X值
(X-820)*0.15=(X-820)*0.25-1597.92 求X值
答
(X-820)*0.25-(X-820)*0.15=1597.92
(X-820)*0.1=1597.92
0.1x-82=1597.92
0.1x=1597.92+82
0.1x=1679.92
x=16799.2