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1、40%一元一次方程计算题#(1)7(2x-1)-3(4x-1)=4(3x+2)-1;(2)(5y+1)+ (1-y)= (9y+1)+ (1-3y);(3) (1/4x-3)-4 =x+2;(4) 20%+(1-20%)(320-x)=320 X(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)-29-4(2-x)=22(10 ) 3/22/3(1/4x-1)-2-x=2(11 )2x-10.3x=15(12)0.52x-(1-0.52)x=80(13)x/
2、2+3x/2=7(14)3x+7=32-2x(15)3x+5(138-x)=540(16)3x-7(x-1)=3-2(x+3)(17)18x+3x-3=18-2(2x-1)(19)-(x/4-1)=5(18)3(20-y)=6y-4(y-11)(20)34(5y-1)-8=63 1 (21) x 2 3 x;4 4#(22) (x + 1) - 3(x -1)=1 - 3x;(23) (x - 2) - 2(4x - 1)=3(1 - x).3x 1 4x 2,1(24)25x 4(25)5(x 5)x 3 x 3(26)362.4(27 )0.54 x2.50.1x0.20.14 5(28) (x 4) 5x 105 44k 3 120 t) 7 (9 (29)2卞 + 43.x 1(33 )女 ;1 2h +2】:二 4+13_2(32)5、12.12 ( 2x3) =4x+49.2(x 1)5(x 1)362x + l3a-22 r - =5.r-7+yx;X 146、7、丄(2x+14)=4-15x10.72x 1 2x 111.1_y + _2 =3+2y3413.0.1x0.9 0.2x1140.030.76.5 = 00U0.01 0.027.5