13.2x－9x＝33.3咋解

13.2x－9x＝33.3咋解
13.2x－9x＝33.3咋解

13.2x－9x＝33.3咋解
4.2 x=33.3
x=33.3/4.2=333/42=111/14

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13.2x－9x＝33.3咋解 13.2 X＋9X＝33.3解方程 8X－3X＝105解方程 13.2x+9x=33.3 8x-3X=105 5.4x+x=12.8 x-0.13.2x+9x=33.38x-3X=105 5.4x+x=12.8x-0.36x=16 2x－3＝5x－27+9x(方程) 3.2x+6.8＝13.2(方程) 5x+24-2x＝14x+2x－3＝5x－27+9x(方程)3.2x+6.8＝13.2(方程)5x+24-2x＝14x+2(方程) 解方程：13.2x＋9x＝33.3 13.2x+9x=33.3 13.2x+9x=33.3 13.2x十9x=33.3 13.2x+9x=33.3 13.2x=33.3-9x, 解方程：8x-3x=105 x-0.36x=16 13.2x+9x=33.3 2x+1.5x=17.5 2x+1.5x=17.5 2x-x=41.6 解方程：8x-3x=105 x-0.36x=16 13.2x+9x=33.3 2x+1.5x=17.5 2x+1.5x=17.5 2x-x=41.6 x（x－3）＝3x－9 9x－x＝4.6 x＝几 x^3－9x＝1620.x等于多少? 帮我解下列方程：13.2x+9x=33.3 8x-3x=105 5.4x+3x=12.8 x-0.36x=16 13.2x+9x=33.3和5.4x+x=12.8和8x一3x=105和x-0.36x=16 13.2x+9x=33.3 8x-3x=105 5.4x+x=12.8 x-0.36x=16