24+20%x=40
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24+20%x=4024+20%x=4024+20%x=4024+20%x=4024+0.2X=400.2X=40-240.2X=16X=8024+20%x=400.2x=16x=80解答20%x=4
24+20%x=40
24+20%x=40
24+20%x=40
24+20%x=40
24+0.2X=40
0.2X=40-24
0.2X=16
X=80
24+20%x=40
0.2x=16
x=80
解答 20%x=40-24
=16
x=16/20%=80
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X=80
(16x-13)/(4x-3)-(20x-24)/(4x-5)=(32x-30)/(8x-7)-(40x-43)/(8x-9)求x
解方程:x-60%x=240 x+20%x=24 1-25%x=十六分之三 160%x-x=9 58%x-23%x=24 40%x+70%x-x=1.8
(16x-13)/(4x-3)+(40x-43)/(8x-9)=(32x-30)/(8x-7)+(20x-24)/(4x-5)....
(16x-13)/(4x-3)+(40x-43)/(8x-9)=(32x-30)/(8x-7)+(20x-24)/(4x-5)
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
x-40%x=24
(X+X*20%)-[(1200-X)-(1200-X)*20%]=40%
X+X*20%-(1200-X)-(1200-X)*20%=40%
x+20%x=24
x+20%x =40
x+(x-20)=40
x+20%x=40
60x-40=(60+20)*(x-5) 32x-32*0.5-25x+64x=24x+496-49x
11(6-x)/3(x-4)=10(5-x)/3(x-4)-5(6-x)/(x-2)(16x-13)/(4x-3)-(20x-24)/(4x-5)=(32x-30)/(8x-7)-(40x-43)/(8x-9)求x(包括增根)
解方程 40%x=12 (1+60%)x=24 (1-37.5%)x=10 2x+50%x=20 40%x+30%x=140 35%x-15%x=72
解方程.24+20%x=40 2x+60%x=78 1.7x-120%x=65 x-35%=39
分解因式解下列方程x平方-18x-40=0 x平方+5x-24=0 (x+1)(x-8)=-20
24+20%x=40