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一元一次方程100道例题

3X+5X=48 X=614X-8X=12 X=26*5+2X=44 X=720X-50=50 X=528+6X=88 X=1032- X=1032y-29=3 Y=15x+5=15 X=289x-9=80 X=1100-20x=20 X=455x-25x=60 X=276y-

3X+5X=48 14X-8X=12 6*5+2X=44 20X-50=50 28+6X=88 32-22X=10 24-3X=3 10X*(5+1)=60 99X=100-X X+3=18 X-6=12 56-2X=20 4y+2=6 x+32=76 3x+6=18 16+8x=40 2x-8=8 4x-3*9=29 8x-3x=105 x-6*5=42 x+5=7 2x+3=10 12x-9x=9 6x+18=48

7(2x-1)-3(4x-1)=4(3x+2)-1; (5y+1)+ (1-y)= (9y+1)+ (1-3y); 20%+(1-20%)(320-x)=320* x/3 -1 = (1-x)/2 (x-2)/2 - (3x-2)/4 =-1 11x+64-2x=100-9x 15-(8-5x)=7x+(4-3x) 3(x-7)-2[9-4(

2(x-2)-3(4x-1)=9(1-x) 11x+64-2x=100-9x 15-(8-5x)=7x+(4-3x) 3(x-7)-2[9-4(2-x)]=22 3/2[2/3(1/4x-1)-2]-x=2 2(x-2)+2=x+1 5x^2+3x+1=0 7x^2+x+12=0 2x^2+4x+4=0 8x^2+3x+1=0 5x^2+3x+2=0 45x^2+3x+100=0 89x^2+335x+1=0 x+1=3 2x+3=5 3x+5=8

1.7(2x-1)-3(4x-1)=4(3x+2)-12.2(x-2)+2=x+13.2(x-20-3(4x-1)=9(1-x)4.3y-4=2y+15.2(x+2)+4=96.2(x+4)=107.3(x-5)=188.4x+8=2(x-1)9.9(x+6)=6310.3x+5x=48

3X+5X=48 X=614X-8X=12 X=2 6*5+2X=44 X=720X-50=50 X=5 28+6X=88 X=1032-22X=10 X=1 4y+2=6 Y=1 x+32=76 X=443x+6=18 X=416+8x=40 X=32x-8=8 X=84x-3*9=29 X=98x-3x=105 X=21 x-6*5=42 X=72 x+5=7 X=22x+3=10 X=7/212x-9

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