1/5(3-3/2x)-3(2-5/4x)=36得多少
1个回答
3/5-3/10x-6+15/4x=36
15/4x-3/10x=42-3/5
75/20x-6/20x=210/5-3/5
69/20x=207/5
x=207/5*20/69
x=12
相关问题
1/5(3-3/2x)-3(2-5/4x)=36
5x=4x-2,得x=?-2/1x=2/3x+3,得x=?
解方程.[2/5]x-[2/3]=[1/3]x÷[4/9]=36x:2.4=[4/5].
5(x-1)(x+3)-2(x-5)(x-2)得多少
求未知数x的值(1)0.36×5-[3/4]x=[3/5](2)12.5-2x=4x+7.1(3)(2x+5):3=12
解方程.1/3x+4=7,2x+1/2=2 4/5x÷1/3=36 能简则简.(1)3/5x5
解方程. 2 3 x÷ 4 5 = 3 8 x + 1 5 x=36 1 3 x+ 2 3 = 6 9 .
解方程:3x+2x=17 5.4+0.6x=7.8 2x+1/3=1/2 3x+1.5=4.5 6+3x=36 1+0.
2X3=36 3X4=144 4X5=?
解方程.x÷[4/9]=36 [1/2]x+[1/3]x=[3/4] x×[5/4]=[15/28] 3x-[3/5]=