解方程(4* (2900-X) / 50 +8 )(X-2500)=5000
问题描述:
解方程(4* (2900-X) / 50 +8 )(X-2500)=5000
答
(4* (2900-X) +400 )(X-2500)=250000
解方程(4* (2900-X) / 50 +8 )(X-2500)=5000
(4* (2900-X) +400 )(X-2500)=250000