”1/3x÷12+2/3x÷30+0.5=3/5x÷12+2/5x÷30”这道方程怎么解?请一步一步算,每步都要写出来

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”1/3x÷12+2/3x÷30+0.5=3/5x÷12+2/5x÷30”这道方程怎么解?请一步一步算,每步都要写出来”1/3x÷12+2/3x÷30+0.5=3/5x÷12+2/5x÷30”这道方程

”1/3x÷12+2/3x÷30+0.5=3/5x÷12+2/5x÷30”这道方程怎么解?请一步一步算,每步都要写出来
”1/3x÷12+2/3x÷30+0.5=3/5x÷12+2/5x÷30”这道方程怎么解?
请一步一步算,每步都要写出来

”1/3x÷12+2/3x÷30+0.5=3/5x÷12+2/5x÷30”这道方程怎么解?请一步一步算,每步都要写出来
1/3x÷12+2/3x÷30+0.5=3/5x÷12+2/5x÷30
化简后得
1/36x+1/45x+0.5=1/20x+1/75x
再化简得
1/20x+0.5=19/300x
19/300x-1/20x=0.5
1/75x=1/2
x=1/2÷1/75
x=37.5

[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 (x+1-1/1-x)÷(x-x²/x-1) (x-4/x-x-6+ x+2/x-3)÷x+1/x-3 化简:〔(x^2+18x+72)÷(x+12)-(x^2+5x-6)÷(x-1)〕·(x^3-2x^2-x+1) 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 X^2-3X-2=0,求( x - 2x-1/x )÷(x-1)/(x^2-2x) x^3+x-30(分解因式);x^12-y^12;x^15+x^14+x^13.x^2+x+1 [6(x-2)²+12(x+2)(x-2)-3(x-1)²(x-2)]÷[3(2-x)] 已知f(x)=10x^2+8x^5-12x^3求:f(x)÷(-5x^2)和f(x)×(x^2-1)的值 x^2-x/x+1÷x/x+1 ;x^2+6x+9/x^2-9÷x+2/x-3;2/a÷4/a 先化简,再求值:(1)(x+1/x²-x-x/x²-2x+1)÷1/x,x=根号2+1 (2)(1+x-3/x+3)÷2x/x²-9 x=根号3+3 (3)4-x/x-2÷(x+2-12/x-2)x=根号3-4 (4)x-3/2x-4÷(5/x-2-x-2) x=根号3-2 x(2-1/x)+x/(x^2-2x)÷(3-x)/(x^2-4)2.2/3+x/(3x-1)=1/9x-3 *-----------------------------------------------*| 6 4 X | 8 X X | X X 5 || X X X | X X X | X 7 8 || X X X | X X X | X X X ||---------------+---------------+--------------- || X X X | X X X | 5 1 X || X X X | X 6 X | X X X || 8 X X | 3 5 X | 2 X X || 填九宫格帮帮忙.x x 6 x x 7 x x 98 x x x 3 x 1 x x 9 x x 6 x 5 x 3 x x x 3 x x x x 1 8x x x 9 x 1 x x x2 1 x x x x 6 x x x 6 x 7 x 3 x x 1 x x 9 x 2 x x x 47 x x 8 x x 5 x x (x^-3x+2/x^-5x+6)^2÷(x-1/x^2-2x-3)^2 (1-x/3-x)^2÷(x^2-6x+9/9-x^2)*1/x^2-2x+1 x^2-1/x^2+4x+4÷(x+1)×x^2+3x+2/x-1计算 (x+1/x+3)²÷x²-1/x²-9·(x-2)(x+1)/x-3计算 x=根号3时,代数式(x/x-1-x/x+1)÷2x/1-x的值是?