75%x+35=90%-10
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75%x+35=90%-1075%x+35=90%-1075%x+35=90%-10转化得：0.75x+35=0.9-100.75x+35=-9.10.75x=-9.1-350.75x=-44.1x=
75%x+35=90%-10
75%x+35=90%-10
75%x+35=90%-10
转化得：0.75x+35=0.9-10
0.75x+35=-9.1
0.75x =-9.1-35
0.75x =-44.1
x =-44.1/0.75（计算器）
是90%x吗?
[75%x- (x-90)]×10=[(x-70)-(x-90)]×15
75%x+35=90%-10
x+2x+（x+10）=90,x=?
百分数的方程计算题x-40%x=3.6 25%x-16=24 30%x+90=117 x-20%x=28 60%+4x=27.6 14%x-9.1=0.7 35%x+x=13.5 x-75%x=0.5 x-45%
1.5x+20=14x-612.2x-2=10x-663.9+12X = 119+X4.3x+12=75-6x5.76-4x=7x+216.-32 - 5x=13-10x7.152-4x= 6x+228.2x+10 = -90-8x9.-151-9x=10x+2010.10-9x= 135-44x11.250-7x=38x+15
10x-(12-4x)-(10+35x)=15x-(9x-18)
x平方-75x+35=0
x-?x+110=75%x-10 怎样计算
x-?x+110=75%x-10 怎样计算
10x²+530x=75,x等于几?
90/(x/10)*x/6+90=x怎么解
10X-35 =9 -6X 求x
X-75%X=10 (解方程)
=(x^2-5x)^2+10(x^2-5x)+24 =x^4-10x^3+25x^2+10x^2-50x+24 这是怎么转化的(X-1)(X-2)(X-3)(X-4) =(X-1)(X-4) (X-2)(X-3)=（x^2-5x+4)(x^2-5x+6)=(x^2-5x)^2+10(x^2-5x)+24=x^4-10x^3+25x^2+10x^2-50x+24=x^4-10x^3+35x^2-50x+24
=（x^2-5x+4)(x^2-5x+6) =(x^2-5x)^2+10(x^2-5x)+24 是怎么转化的(X-1)(X-2)(X-3)(X-4) =(X-1)(X-4) (X-2)(X-3)=（x^2-5x+4)(x^2-5x+6)=(x^2-5x)^2+10(x^2-5x)+24=x^4-10x^3+25x^2+10x^2-50x+24=x^4-10x^3+35x^2-50x+24不好意思我弄错了，是=（x^2-5
3/8*x-10=x-35
1/X²-10x-29 +1/X²-10x-35 +1/X²-10x-69=0
解方程：x+25%x=10 x-75%x=2.5 128%x-x=2.8