初一上册《一元一次方程》计算题.docx

文档介绍：一元一次方程计算题
7(21)-3(41)=4(32)-1;
(51)+(1)= (91)+(1-3y);
(3 )[ (1/43)-4 ]2;
(4) 20(1-20%)(3一元一次方程计算题
7(21)-3(41)=4(32)-1;
(51)+(1)= (91)+(1-3y);
(3 )[ (1/43)-4 ]2;
(4) 20(1-20%)(320)=320 X 40%
(5 ) 2(2)+21
(6 ) 2(2)-3(41)=9(1)
(7 ) 1164-2100-9X
(8) 15-(8-5x)=7(4-3x)
(9 ) 3(7)-2[9-4(2)]=22
(10) 3/2[2/3(1/41)-2]2
(11)
(12) (1-)80
(16)
37(1)=3-2(3)
(17) 1833=18-2(21)
(18)
3(20)=64(11)
(19) -(4-1)=5
(20)
3[4(51)-8]=6
31
(21) -x 2 3 - x；
(22)
(x+ 1)-3(x-1)=1 — 3x;
(23) (x-2)-2(4x-1)=3(1 — x).
(24)
3x 1 4x 2 , 1
(25)5
(x 5)
x 3 x 3
(26) 3 6
x
x —
；(27)