50%(4/1)+x/60(1/4+1/6)=1 具体.
1个回答
2+x/60*(5/12)=1
x/60*(5/12)=-1
x=-144
自己解的不知道对不
不过题目好像不大对
相关问题
1/2x4+1/4x6+1/6x8+……+l/48x50
1/2*2-1+1/4*4-1+1/6*6-1+...+1/50*50-1
x/3=6/1 7/12x+1/4x=9/20 x/50-3=x/60+2
(81.4+1/6+1/4+1/5)÷(1/4+1/5+1/6)具体算法
计算,1/2x4+1/4x6+1/6x8+.+1/48x50=?,1/2+1/6+1/12+1/20+1/30+1/42
①1/4x-4x=1/2 ②50%x-5/6=5/12 ③6x+4(20-x)
(1)x+20%x=3.6(2)[1/4]x+3=5.4(3)(1-25%)x=1.5(4)60%x-9=9.6.
1/2+(1/2+4)+(1/2+4+6)+……+(1/2+4+6+……+50)=?
解方程:2(3-y)=5-4(y+5) (2x+1)/6+(x-1)/3=1 60%x-(x+3)*50%=3
(1/2-1/4)+(1/4-1/6)+(1/6-1/8)+...+(1/48-1/50)=