求初一上学期一元一次方程的练习题

1个回答

  • 7(2x-1)-3(4x-1)=4(3x+2)-1;

    (5y+1)+ (1-y)= (9y+1)+ (1-3y);

    20%+(1-20%)(320-x)=320×40%

    2(x-2)+2=x+1

    2(x-2)-3(4x-1)=9(1-x)

    x/3 -5 = (5-x)/2

    2(x+1) /3=5(x+1) /6 -1

    (1/5)x +1 =(2x+1)/4

    (5-2)/2 - (4+x)/3 =1

    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)]=22

    3/2[2/3(1/4x-1)-2]-x=2

    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

    1.7(2x-1)-3(4x-1)=4(3x+2)-1

    2.(5y+1)+ (1-y)= (9y+1)+ (1-3y)

    3.[ (- 2)-4 ]=x+2

    4.20%+(1-20%)(320-x)=320×40%

    5.2(x-2)+2=x+1

    6.2(x-2)-3(4x-1)=9(1-x)

    7.11x+64-2x=100-9x

    8.15-(8-5x)=7x+(4-3x)

    9.3(x-7)-2[9-4(2-x)]=22

    10.3/2[2/3(1/4x-1)-2]-x=2

    11.5x+1-2x=3x-2

    12.3y-4=2y+1

    13.87X*13=5

    14.7Z/93=41

    15.15X+863-65X=54

    16.58Y*55=27489

    17.2(x+2)+4=9

    18.2(x+4)=10

    19.3(x-5)=18

    20.4x+8=2(x-1)

    21.3(x+3)=9+x

    22.6(x/2+1)=12

    23.9(x+6)=63

    24.2+x=2(x-1/2)

    25.8x+3(1-x)=-2

    26.7+x-2(x-1)=1

    27.x/3 -5 = (5-x)/2

    28.2(x+1) /3=5(x+1) /6 -1

    29.(1/5)x +1 =(2x+1)/4

    30.(5-2)/2 - (4+x)/3 =1

    15x-8(5x+1.5)=18*1.25+x

    3X+189=521

    4Y+119=22

    3X*189=5

    8Z/6=458

    3X+77=59

    4Y-6985=81

    87X*13=5

    7Z/93=41

    15X+863-65X=54

    58Y*55=27489

    1.2(x-2)-3(4x-1)=9(1-x)

    2.11x+64-2x=100-9x

    3.15-(8-5x)=7x+(4-3x)

    4.3(x-7)-2[9-4(2-x)]=22

    5.3/2[2/3(1/4x-1)-2]-x=2

    6.2(x-2)+2=x+1

    7.0.4(x-0.2)+1.5=0.7x-0.38

    8.30x-10(10-x)=100

    9.4(x+2)=5(x-2)

    10.120-4(x+5)=25

    11.15x+863-65x=54

    12.12.3(x-2)+1=x-(2x-1)

    13.11x+64-2x=100-9x

    14.14.59+x-25.31=0

    15.x-48.32+78.51=80

    16.820-16x=45.5×8

    17.(x-6)×7=2x

    18.3x+x=18

    19.0.8+3.2=7.2

    20.12.5-3x=6.5

    21.1.2(x-0.64)=0.54

    22.x+12.5=3.5x

    23.8x-22.8=1.2

    24.1/50x+10=60

    25.2/ 60x-30=20

    26.3/ 3^20x+50=110

    27.4/ 2x=5x-3

    28.5/ 90=10+x

    29.6/ 90+20x=30

    30.7 691+3x=700