一元一次方程计算题

一元一次方程计算题 一元一次方程运算习题 (1)2x-10.3x=15 (2)3x+7=32-2x (3)2(x-2)+2=x+1 (4)11x+64-2x=100-9x (5)7(2x-1)-3(4x-1)=4(3x+2)-1; (6) (5y+1)+ (1-y)= (9y+1)+ (1-3y); (7)0.52x-(1-0.52)x=80 (8)20%+(1-20%)(320-x)=320×40% (9)2(x-2)-3(4x-1)=9(1-x) (10)3(20-y)=6y-4(y-11) (11)15-(8-5x)=7x+(4-3x) (12)3(x-7)-2[9-4(2-x)]=22 (13)3x+5(138-x)=540 (14)3x-7(x-1)=3-2(x+3) (15) 18x+3x-3=18-2(2x-1) (16)3/2[2/3(1/4x-1)-2]-x=2 (17)x/2+3x/2=7 (18)[ (1/4x-3)-4 ]=x+2; (19)-(x/4-1)=5 (20)3[4(5y-1)-8]=6 31x，2,3,x(21); (22)(x，1),3(x,1)=1,3x; 44 3x,14x，2,,125(23)(x,2),2(4x,1)=3(1,x). (24) x,3x，3x，4x,2,,x,4,(x,5),3652(25); (26); x4,x2.4,,450.1x,0.20.52.5(27) ; (28); [(x,4)，5x,10]，,x,2 540.1 11(12(2x,3)=4x+4 2.(2x+14)=4-15x 7 21x，21x,1,yy，23.= 4. +=3+2y 3463 0.90.2,x5(1)x，0.1x2(1)x，5.1 6.,1 ,,,,0.70.0363 46,x0.022,x 7.6.5,7.5 ,,0.010.02 1. 2. 3. 4. 5. 6.