几道初一的一元一次方程题~3(y-7)-2[9-4(2-y0}=22.x+4 x-3--- - ---- =1.30.2 0.5 .3 2 x--[ -- (-- - 1)-2}-x=22 3 4.1/2(1-x/3)-2/3(3+x/2)=1.(2x-1)/2-(2x=5)/3=(10x-17)/4+1.(0.3-30x)/0.3-6.5={3(5-2x)}/0.05-11/2.x=1+(x/2)+(x/4)+(x/8)+(x/16).1/2{1
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![几道初一的一元一次方程题~3(y-7)-2[9-4(2-y0}=22.x+4 x-3--- - ---- =1.30.2 0.5 .3 2 x--[ -- (-- - 1)-2}-x=22 3 4.1/2(1-x/3)-2/3(3+x/2)=1.(2x-1)/2-(2x=5)/3=(10x-17)/4+1.(0.3-30x)/0.3-6.5={3(5-2x)}/0.05-11/2.x=1+(x/2)+(x/4)+(x/8)+(x/16).1/2{1](/uploads/image/z/326605-13-5.jpg?t=%E5%87%A0%E9%81%93%E5%88%9D%E4%B8%80%E7%9A%84%E4%B8%80%E5%85%83%E4%B8%80%E6%AC%A1%E6%96%B9%E7%A8%8B%E9%A2%98%7E3%28y-7%29-2%5B9-4%282-y0%7D%3D22.x%2B4+x-3---+-+----+%3D1.30.2+0.5+.3+2+x--%5B+--+%28--+-+1%29-2%7D-x%3D22+3+4.1%2F2%281-x%2F3%29-2%2F3%283%2Bx%2F2%29%3D1.%282x-1%29%2F2-%282x%3D5%29%2F3%3D%2810x-17%29%2F4%2B1.%280.3-30x%29%2F0.3-6.5%3D%7B3%285-2x%29%7D%2F0.05-11%2F2.x%3D1%2B%28x%2F2%29%2B%28x%2F4%29%2B%28x%2F8%29%2B%28x%2F16%29.1%2F2%7B1)
几道初一的一元一次方程题~3(y-7)-2[9-4(2-y0}=22.x+4 x-3--- - ---- =1.30.2 0.5 .3 2 x--[ -- (-- - 1)-2}-x=22 3 4.1/2(1-x/3)-2/3(3+x/2)=1.(2x-1)/2-(2x=5)/3=(10x-17)/4+1.(0.3-30x)/0.3-6.5={3(5-2x)}/0.05-11/2.x=1+(x/2)+(x/4)+(x/8)+(x/16).1/2{1
几道初一的一元一次方程题~
3(y-7)-2[9-4(2-y0}=22
.
x+4 x-3
--- - ---- =1.3
0.2 0.5
.
3 2 x
--[ -- (-- - 1)-2}-x=2
2 3 4
.
1/2(1-x/3)-2/3(3+x/2)=1
.
(2x-1)/2-(2x=5)/3=(10x-17)/4+1
.
(0.3-30x)/0.3-6.5={3(5-2x)}/0.05-11/2
.
x=1+(x/2)+(x/4)+(x/8)+(x/16)
.
1/2{1/3[1/4(1/5x-10-6]+4}=1
具体步骤也帮我写上~不正确的就别发了~
几道初一的一元一次方程题~3(y-7)-2[9-4(2-y0}=22.x+4 x-3--- - ---- =1.30.2 0.5 .3 2 x--[ -- (-- - 1)-2}-x=22 3 4.1/2(1-x/3)-2/3(3+x/2)=1.(2x-1)/2-(2x=5)/3=(10x-17)/4+1.(0.3-30x)/0.3-6.5={3(5-2x)}/0.05-11/2.x=1+(x/2)+(x/4)+(x/8)+(x/16).1/2{1
1.y=5
2.36.6666约等于看你要保留几位,如果一位小数点,就是36.7
2.