x/12 + (16-x)/18 = 1
3个回答
x/12+(16-x)/18=1
x/12+8/9-x/18=1
3x/36-2x/36=1-8/9
1x/36=1/9
x=1/9*36
x=4
相关问题
18.x-12-16.x-12=1
18x【x-1】=12【x-3】
12x:18(28-x)=1:
x-20/3+x-18/5+x-16/7+x-14/9+x-12/11解方程
(1+1/16+1/17+1/18)x(1/16+1/17+1/18+1/19)-(1+1/16+1/17+1/18+1
X+0.12x+(18-x)( 1+10%)=20
X+16/7=12/11 18/5-x=15/2 x-36/5=27/4 x-8/5=2-1.25 9/7=1+x-3/
16x-12=12x
X/18+1=X/12-3 怎么解
18x-1.2+12x=4.8