来自石来德的问题
【解方程:(x/2+y/4)+(x/4+y/2)=2+105/60Please!】
解方程:(x/2+y/4)+(x/4+y/2)=2+105/60
Please!
1回答
2020-05-31 21:56
【解方程:(x/2+y/4)+(x/4+y/2)=2+105/60Please!】
解方程:(x/2+y/4)+(x/4+y/2)=2+105/60
Please!
(x/2+y/4)+(x/4+y/2)=2+105/60
x/2+y/4+x/4+y/2=2+105/60
30x+15y+15x+30y=120+105
45x+45y=225
x+y=5