【6.8-{1.6+X÷0.9}】÷8.4等于0.5

0.9x=36 18÷x=12 x+1.45=6 x÷8=4.2 43-x=38 2.5x=600.9x=3618÷x=12x+1.45=6x÷8=4.243-x=382.5x=60x÷4.5=1.26.98-x=6.736.72÷x=6.8解方程 3.5×[6.8-（1.6+x÷0.9）]÷8.4=0.5求x 【6.8-{1.6+X÷0.9}】÷8.4等于0.5 60+2x=185 7x+22=43 16+8x=40 4x-54=14 0.5x-1.2×5=3.8 （x+3）÷2=10.5 6x+4×6=72 5x-16.5×3=25 x+4.8x=29 12.5x-0.9x=52.2 6x+9x-12x=2.37 8x-6=70 12x+48=132 4x+8x=14.4 5.8x-1.6x=12.6 3x+2x×12=42 6（2x-6）=12.6.... x-1/x÷(x-1/x) x÷0.9x=4, (x+x)+(x-x)+(x*x)+(x÷x)=81 5.9x-2.4x＝9 6.8x＝27.25.9x-2.4x＝9 6.8x＝27.2 x÷2.6＝0.8 解方程 4×(0.8+X)=72 8X+2X=31.4 (X+1.8)÷4=2.5 3X+5X-4X=1.6 解方程 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 化简3x-2/(x+y)[(x+y)/3x-x-y]÷(x-y)/x 【{x²-4x+4/x²-4}-x/x+2】÷x-1/x+2 [(x-4)/(x-4x+4)-(x-2)/(x+2)]÷x/(x-2) 化简(x^2-2x+1)/(x^2+1)÷(x-1)/(x^2+x)-x [x^2+2x-8/x^3+2x^2+x]÷[(x-2/x)×(x+4/x+1)]化简[x^2+2x-8/x^3+2x^2+x]÷[(x-2/x)×(x+4/x+1)]化简 -x²×(-x)²÷x³ (x^2-x-6)÷(x-3) X÷48%=X+(X+32)