49+0.009*0.5X=18+0.04*0.5X解这个方程全步骤

6*80%*（X+24）*110%=(6+0.6)*(80%+5%)X 49+0.009X*0.5=18+0.04X*0.5 49+0.009*0.5X=18+0.04*0.5X解这个方程全步骤 (x+30)*(x-18)=x*x 0.5分之x=0.3分之x-18 x=? 18/x=(18+2)/(x+0.5) 3x+6x×0.5=18 x-2=(104-x)+2 6x-59=10x-75 (x+10)+(x-15)=280-x4（x-62)=x-38 60x-40=(60+20)*(x-5) 32x+32*0.5-25x+64x=24x+496-49x x+15=3*(109-x ) 5(3x-1.4)=2(6x-0.5) 3(x+0.9)=5(x-1.7) 13x-4(2x+5)=17(x-2)-4(2x-1) (13x+8)/3=5x-1x-60=2[(3561-x)+100]+1 (x+9)+12=2[(x-9)-1 20/x+0.5=18/x如何计算20/x+0.5=18/x如何计算? X-0.5X-12-0.5(X-0.5X-12)-8=18怎么解 x-(0.5x+18)-(0.5x-5)=40 求x等于多少? 60x-40=(60+20)*(x-5) 32x-32*0.5-25x+64x=24x+496-49x 1、0.3X-0.4X=0.5 2、5X-2.5X+3.5X=-18 3、X-2/5X=-3+6解这些一元一次方程, 8x-5.5x=7.57.2x÷3.6=2 3x＋6x-8x=0.7 12x-2x-5x=4.512x-x=0 5x＋x=1.8 3.2x＋1.8x=64.8x-0.8x=6 6.3-0.3x=9.6 8.6x-8.5x=0.720x-2x=36 9x＋6x=4.5 18x-12x=5.42x-1.6x=3.6 18x＋3x=7×6 1.2x-0.5x=0.71.3x＋2.7x=1 4x-3.2x=6.4 0.8x＋3.2x＋3x=562.8x-2x=7.2 请问,这6道关于一元一次方程的题目我都做对了吗?X-5=6X-5+5=6+5X=110.3X=45X=1505X-2X=93X=9X=32X+3X+4X=189X=18X=2-3X+0.5X=102.5X=10X=47X-4.5X=2.5乘以3-52.5X=2.5X=16X-7=4X-56X-4X=7+52X=12X=6 0.5X+120+0.3X=X 4X+0.5X=13.5X x-30-0.2x=0.5x x-0.3x-0.5x=20